Contents lists available at Vilnius University Press
Ekonomika
2022, vol. 101(1), pp. 6–19
ISSN 1392-1258 eISSN 2424-6166
DOI: https://doi.org/10.15388/Ekon.2022.101.1.1
Determinants of Bilateral Trade Balance
Between Georgia and China
Azer Dilanchiev
Department of Economics, Faculty of Business and Technologies,
International Black Sea University, IBSU, Tbilisi, Georgia
Email:
[email protected]
Tengiz Taktakishvili
Faculty of Business and Technology, Georgian National University SEU, Tbilisi, Georgia
Email:
[email protected]
Abstract. This paper aims to empirically examine the drivers of the bilateral balance of the trade model for the
Georgian-Chinese economy from 2000 to 2020 and the influence of the Georgia-China free trade agreement on
the Georgian-Chinese balance of trade. The Error Correction Model (ECM) of the ARDL was used to see if the
balance of trade and its predictors have a long-term relationship. One of the ARDL’s defining properties is that
it may be utilized in circumstances when there is minimal data, regardless of the level of variable integration.
According to the findings, a perceived effective exchange rate has a statistically significant positive impact on
the balance of trade in the long run and a statistically significant negative impact on the balance of trade in the
short run. The output is shaped to favor the presence of the elasticity attitude’s J-Curve impact. The study also
found that the comparative supply of money (MS) and GDP have only a minor impact on the trade balance in
the medium and long run. The sponging and monetary methods are ineffective in characterizing the bilateral
trade deficit between Georgia and China.
Keywords: ARDL, J-Curve, Error Correction Model (ECM), Balance of Trade, Real Effective Exchange
Rate, Georgia, China.
1. Introduction
Immediately upon gaining independence, Georgia attempted to reorganize its trade so that
to establish domestic and international industries to boost the economy and encourage
growth. In order to do so, it entered into several agreements with other countries, particularly those with stronger economies (Potjomkina, 2021). Georgia and China signed a free
trade agreement in May 2017 that took effect in 2018. Georgia is one of the first countries
to sign a free trade agreement with the People’s Republic of China. By establishing a free
trade zone, the agreement lays the groundwork for increasing bilateral economic contacts
Received: 09/01/2022. Revised: 12/02/2022. Accepted: 12/02/2022
Copyright © 2022 Azer Dilanchiev, Tengiz Taktakishvili. Published by Vilnius University Press
This is an Open Access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use,
distribution, and reproduction in any medium, provided the original author and source are credited.
6
Azer Dilanchiev, Tengiz Taktakishvili. Determinants of Bilateral Trade Balance Between Georgia and China
between Georgia and China, including customs taxes, anti-dumping, and anti-monopoly
measures. All of the benefits listed above can be applied immediately to the FTA with
China (Lopatina, 2018).
According to World Trade Statistical Review 2020, the EU and China have a combined
population of roughly 2 billion people and a market worth 32 trillion dollars, meaning
that Georgia’s export-oriented industries may benefit from economies of scale (https://
www.wto.org/english/res_e/statis_e/wts2020_e/wts2020_e.pdf). Thanks to a signed Free
Trade Agreement (FTA) with China, Georgia has tremendous potential to attract FDI,
technological advancements, and technical skills. It is worth mentioning that only seven
countries have bilateral free trade agreements with both the EU and China. It allows
Georgia to attract capital from foreign nations to export to the EU and capital from China
to export to the EU.
This following research aims to analyze the drivers of the balance of trade for the
Georgia-China economy and the impact of the free trade agreement of Georgia with China
on the Georgia-China trade balance.
The free trade agreement can enhance Georgia’s economic growth, create jobs, and
provide large and small enterprises with opportunities to profit from increased trade and
investments. The free trade agreement can promote access to a greater range of competitively priced goods and services, new technologies, and creative practices for Georgian
businesses and consumers. Free trade with China will also help China gain a foothold in
the European Union market.
This agreement will potentially contribute to the development of trade relations between
the two countries and increase its level. The Georgia-China Free Trade Agreement will
help create favorable conditions for production in the private sector, which means bringing
Georgian products to a market of 1.4 billion which is characterized by rapidly growing
purchasing power. Georgia’s export is expected to grow significantly in the following years.
Georgia is a small, open economy country, while China’s exports have been steadily
increasing for the past few years. Finalizing the free trade agreement with such a huge
economy offers vast potential so that Georgia can become the most convenient, comfortable, and appealing platform for trading between large economies. Leading ranks in
Doing Business, lower taxes, minimum administrative barriers and free trade with the
European Union makes Georgia an interesting country for Chinese investors who can
manufacture there and sell products to the EU countries. Chinese investments can be
accompanied by an injection of new industrial technology knowledge. It should help with
the modernization and recovery of Georgia’s export structure, which might serve as the
foundation for developing a high purchasing power market in the EU.
The increasing trade volume between China and Georgia is one indicator of the unrevealed future potential. In Figure 1, data regarding Georgia’s export to China is given,
and as it is evident that the importance of China as one of Georgia’s main trading partners
has been dramatically increasing.
7
ISSN 1392-1258 eISSN 2424-6166 Ekonomika. 2022, vol. 101(1)
600.000,00
477.256,4
500.000,00
400.000,00
207.511,8
201.701,7
300.000,00
199.107,8
174.329,7
200.000,00
25.674,7
27.050,4
100.000,00
1.176,4
907,6
1.045,1
33.956,0
28.970,0
8.272,5
5.599,1
1.171,9
8.992,7
10.351,0
3.306,6
125.803,2
90.393,3
5.965,5
0,00
200020012002200320042005200620072008200920102011201220132014201520162017201820192020
Figure 1. Georgia’s export to China, 2000–2020 (1,000s of USD)
Source: National Statistics Office of Georgia (https://www.geostat.ge/en/modules/categories/637/export)
Georgia has a positive trade balance with China, but, at the same time, Georgia’s import
from China shows tremendous growth as well; see Figure 2.
1.000.000,00
834.131,8 858.663,0
733.467,5
900.000,00
732.646,6
587.298,9
800.000,00
709.078,8
612.239,6
614.416,7
700.000,00
600.000,00
547.509,6
527.701,1
500.000,00
400.000,00
335.160,0
46.712,8
298.331,1
300.000,00
28.903,7
200.000,00
100.000,00
206.709,4
23.168,1
174.571,3
103.331,8
2.910,3 3.871,7 8.717,4
0,00
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
Figure 2. Georgia’s import from China, 2000–2020 (1,000s of USD)
Source: National Statistics Office of Georgia (https://www.geostat.ge/en/modules/categories/638/import)
The purpose of this article is to empirically assess the drivers of the bilateral balance
of the trade model for the Georgia-China economy from 2000 to 2020 by using monthly
data and the impact of the Georgia-China free trade agreement on the Georgia-China
balance of trade.
In the literature, the Elasticities, Absorption, and Monetary approaches are used to
explain the differences in trade balance deficits across countries. Each of these methods
is based on different factors. Depreciation is used in the Elasticities approach to improve
the trade balance. On the other hand, the Absorption method is based on the impact of
8
Azer Dilanchiev, Tengiz Taktakishvili. Determinants of Bilateral Trade Balance Between Georgia and China
revenue and price levels on the trade balance, while the Monetary approach assumes that
monetary factors have an impact on the trade balance.
The paper discusses various studies that apply the ARDL model to evaluate the Georgia-China balance of trade from 2000 to 2020, while utilizing monthly data, in order to
achieve the research goals of identifying the factors that tend to affect the Georgia-China
balance of trade. The ARDL’s Error Correction Model (ECM) was used to determine if the
balance of trade and its predictors have a stable long-run relationship. One of the ARDL’s
distinguishing features is that it may be used in situations with limited data, regardless of
the level of integration of the variables.
The ARDL model is employed to explicitly evaluate the bilateral trade balance between
Georgia and China, which sets it apart from prior comparable studies. The research is
divided into five sections. The first segment serves as an introduction, while the second
section provides the theoretical framework and discusses the necessary studies. The study
model is described in section three. The fourth section presents the empirical analysis,
and the final section delivers the conclusion.
Researching this topic is valuable as it will be the first attempt to scientifically analyze economic effects of the above mentioned free trade agreement. It will be of interest
for government officials as well as for business representatives. This agreement is one
of the most important achievements of the last decade for the Georgia in terms of the
deepening international trade relations; hence, research of its potential outcomes is of
utmost importance.
2. Literature review
Elasticities, Absorption, and Monetary methods are utilized in the literature to explain
variances in trade balance deficits between countries.
Iheanacho (2017) looked at the effects of trade liberalization on developing economies.
The Autoregressive Distributed Lag (ARDL) bound test was used in this study. Two indicators of trade liberalization were utilized to create a trade openness index, while principal
component analysis was employed to create a financial development index utilizing three
measures of financial sector development. According to the findings, trade liberalization
exerts detrimental long-term influence on Nigerian economic growth. Trade liberalization
had a beneficial and large short-run impact on economic growth.
Bosnjak et al. (2018) examined the factors of the Croatian current account dynamics
by using the monetary and Absorption approach. The paper’s fundamental hypothesis was
that the Croatian current account could be explained in terms of the monetary and Absorption approach to the balance of payments. The study used the non-linear Auto-Regression
Distributed Lag (NARDL) approach which considers the non-linear and asymmetric nature
of the Croatian current account and its causes. Among the tested monetary variables, monetary aggregates M4 had the highest explanatory power. The paper’s major conclusions
showed that fiscal policy measures and easing liquidity limitations for Croatian exporters
must achieve external equilibrium.
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ISSN 1392-1258 eISSN 2424-6166 Ekonomika. 2022, vol. 101(1)
Keho (2021a) showed that the trade balance is adversely correlated with domestic
and foreign income but that real effective exchange rate depreciation improves the trade
balance over time. The data, however, do not support the J-prediction curve of a short-run
worsening of the trade balance. The trade balance was only responsive to foreign real
income in the short run, but not to the domestic real income or the real exchange rate.
Adznan and Masih (2018) aimed to investigate the relationship between Malaysia’s
exchange rate and its trade balance. By using more recent monthly time series data and
relatively advanced methodologies, such as ARDL and NARDL, the study suggests a
depreciation trade-off between the short and the long run and between exporting and
importing industries. Policymakers could weaken the currency moderately to improve
the trade balance, but they must efficiently manage the incurred costs.
Taşseven et al. (2019), by using quarterly data from 1998 to 2018, examined the factors
of trade balance, such as Turkey’s gross domestic product, the GDP of some other nations
(EU), real exchange rates, and oil prices. The cointegration model in use in Taşseven’s
research is the ARDL (autoregressive distributed lag) bound testing approach. The findings
of our study show that trade balance and its drivers have a cointegration connection. For
Turkey, the long-term absorption technique has been verified. It was discovered that a rise
in oil prices and a rise in the real exchange rate lower the trade imbalance significantly.
By using the autoregressive distributed lag (ARDL) bound testing approach, a long-run
relationship between Turkey’s gross domestic product, the gross domestic product of
some other nations (EU), the real exchange rate, and oil prices is discovered. It was thus
discovered that, in the long run, the gross domestic product of Turkey and the European
Union countries has a positive and large impact on the trade balance, whereas the appreciation of the real exchange rate and oil prices has a significant negative impact on the trade
balance. The findings are in line with the findings of other authors (Keho, 2021b). The
author studied Ivory Coast’s non-linear link between the actual exchange rate movements
and the trade balance. This work used multiple threshold non-linear ARDL modelling to
evaluate possible signs and size-dependence in the reaction of the trade balance to the
exchange rate. The cointegration test revealed that the real exchange rate, the gross domestic income, and the trade balance have a long-run relationship. The trade balance had
a negative relationship with the gross domestic income, thereby indicating that increased
domestic income decreases the trade balance. As a result, both in the short and in the
long term, economic growth plays a vital role in lowering the trade deficit in Ivory Coast.
Waliullah et al. (2010), while discussing Pakistan’s economy, attempted to investigate
the short and long-run link among the trade balance, the income, the money supply, and
the real exchange rate. The model includes income and money variables to investigate
the monetary and absorption approaches to the balance of payments, while the actual exchange rate is utilized to assess the traditional method of elasticities. The results revealed
that the exchange rate depreciation is positively connected to the trade balance in the long
and in the short run, which is consistent with the Marshall Lerner condition. The findings
showed that the money supply and the income significantly shape the trade balance’s
behavior. Although the exchange rate regime can help improve the trade balance, it has
10
Azer Dilanchiev, Tengiz Taktakishvili. Determinants of Bilateral Trade Balance Between Georgia and China
less impact than GDP and monetary policy. The study is in line with the findings of Duasa
(2007). In the context of Malaysia, the author investigated the short- and long-run links
between the trade balance, the real exchange rates, the income, and the money supply.
The inclusion of the income and money variables in the study was intended to investigate
the monetary and Absorption approaches to the balance of payments, in addition to the
traditional elasticity approach based on exchange rates. The author analyzed whether a
long-run equilibrium relationship between the trade balance and the determinants using
the bound testing technique to cointegration and error correction models can be established
inside an autoregressive distributed lag (ARDL) framework. By using the ARDL method,
the study uncovered evidence of a long-run relationship between the trade balance and
the income and money supply variables, but not between the trade balance and the actual
exchange rate.
Ahad (2017) examined the relationship among the financial development, the trade
balance, the exchange rate, and the inflation. The author used augmented Dickey-Fuller
(ADF), Phillips-Perron, and breakpoint unit root tests to test the unit root attributes of
variables. The autoregressive distributive lag (ARDL) method was used. The ARDL
findings revealed the links among the long-term financial development, the trade balance,
the exchange rate, and the inflation.
Labibah et al. (2021) aimed to look at the long-term and the short-term effects of inflation, exchange rates, and foreign economic growth on Indonesian exports. The Auto-Regressive Distributed Lag (ARDL) model was employed. According to the study’s findings,
inflation and economic growth in China and Japan have a favorable and considerable effect
on Indonesian exports. Furthermore, the short-term impact of the US exchange rate and
economic growth on Indonesian exports is significant.
Karsten (2016) studied the short- and long-term link between the real effective exchange
rate (REER) and the trade balance of 12 Eurozone countries. Panel data were employed,
and each country was examined separately. The authors studied whether the depreciation
of the euro and other drivers impact the trade balance by using the error correction form’s
autoregressive distributed lag (ARDL) model. The study did not detect a significant
short-term link between the two variables, while REER and the trade balance had a minor
positive association in the long run, which correlates to a negative effect of depreciation
on the trade balance. It is in direct opposition to the conventional macroeconomic theory.
The empirical findings of the study of Ditta et al. (2020) on the determinants of
Finland’s trade balance showed that the real effective exchange rate, urbanization, and
inflation have a significant but negative impact on Finland’s trade balance in both the
short and the long run, while GDP per capita and unemployment have a significant but
positive impact. The absence of any structural break in the model is confirmed by the
plots of recursive estimates on both CUSUM and CUSUM square.
Widiyono et al. (2021) showed that the exchange rate is one of the most critical factors
determining whether the balance is surplus or deficit. Indonesia’s trade balance is heavily
influenced by China, as China is Indonesia’s major trading partner. According to this study,
the Indonesia-China real exchange rate has a substantial and positive effect on the balance
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ISSN 1392-1258 eISSN 2424-6166 Ekonomika. 2022, vol. 101(1)
at lag one in the near run but has considerable and adverse effects on the balance in the
long term. In the short run, the Indonesia-China real exchange rate has a considerable
positive effect on the Indonesia-China balance of trade at lag one, but, in the long run,
the exchange rate has a significant negative effect on the balance.
Yeshineh (2016) studied the short and long-run correlations of Ethiopia’s trade balance
with some explanatory factors, such as the income, the money supply, the real exchange
rate, the budget balance, and the foreign income being investigated in this article. The
bound testing approach of cointegration and the error correction model, created inside the
autoregressive distributed lag (ARDL) model framework, is applied to the annual data
from 1970/71 to 2010/11 to determine whether there is a long-run link between the trade
balance and its drivers. The study’s main finding is that the trade balance and its determinants have a consistent cointegration relationship (the real exchange rate, the income,
the money supply budget balance, and the foreign income).
3. Model specification
The fundamental goal of this study is to assess the impact of the comparative GDP, the
comparable real exchange rate, and the relative supply of money on the trade balance
between Georgia and China. This study updates the strategy (Duasa, 2007; Kyereme, 2002)
that utilizes the three approaches (Elasticities, Absorption, and Financial) to uncover the
reasons for the balance of trade. We include a dummy variable to identify the impact of
the Georgia-China free trade agreement on the balance of trade. The modified model may
be represented as follows:
LBT = c + LGDP + LREER + LMS + DV + u
(1)
LBT is the log of the balance of trade between Georgia and China. c is the constant that
does not rely on the changes of the independent variables. LGDP is the log of the gross
domestic product of Georgia compared to that of China. LREER is Georgian Lari’s log
relative to Chinese Yuan’s actual effective exchange rate. LMS is the log of the relative
money supply in Georgia compared to China. DV stands for a Dummy variable equal to
0 for the years when the free trade agreement between Georgia and China was not active
and 1 when active. U is the error term.
In terms of approach, the study follows the concept created by Pesaran and Shin (1999;
1995) and expanded by Pesaran et al. (2001) by utilizing the Autoregressive Distribution
Lag (ARDL) model to measure the long-run association between the mediator variable
variables. This new model has various benefits, thereby making it superior to other models
in predicting the long-term cointegration relationship. One of its primary advantages is
that it can be utilized in small samples, independently of the degree of integration of the
variables. The drivers of the Georgia-China trade balance shall be calculated with a model
evaluating the long-term connection between the model’s variables. In order to examine
the presence of such a long-run relationship, the bound cointegration test shall be utilized.
12
Azer Dilanchiev, Tengiz Taktakishvili. Determinants of Bilateral Trade Balance Between Georgia and China
o perform
the bound
test approach
for quation
(1), the Error
Correction
In order
to perform
the bound
test approach
for Equation
(1), the
Error Correction verARDL
is supplied
by the Unrestricted
correction
representation
sion ofmodel
the ARDL
modelcorrespondingly
is supplied correspondingly
by the Error
Unrestricted
Error
correction
representation
(UECM)
of
the
ARDL
as
follows:
(UECM) of the ARDL as follows:
∆𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝑡𝑡 = 𝛼𝛼0 + 𝛼𝛼1 𝐿𝐿𝐿𝐿𝐿𝐿𝑡𝑡−1 + 𝛼𝛼2 𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝑡𝑡−1 + 𝛼𝛼3 𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝑡𝑡−1 + 𝛼𝛼4 𝐿𝐿𝐿𝐿𝐿𝐿𝑡𝑡−1 + 𝛼𝛼5 𝐿𝐿𝐷𝐷𝐿𝐿𝑡𝑡−1
𝑚𝑚
𝑛𝑛
𝑜𝑜
𝑝𝑝
𝑖𝑖1=1
𝑖𝑖2=1
𝑖𝑖3=1
𝑖𝑖4=1
+
+ ∑ 𝛽𝛽1𝑖𝑖 ∆𝐿𝐿𝐿𝐿𝐿𝐿𝑡𝑡−𝑖𝑖1 + + ∑ 𝛽𝛽2𝑖𝑖 ∆𝐿𝐿𝐿𝐿𝐿𝐿𝑡𝑡−𝑖𝑖2 + ∑ 𝛽𝛽3𝑖𝑖 ∆𝐿𝐿𝐿𝐿𝑡𝑡−𝑖𝑖3 + ∑ 𝛽𝛽4𝑖𝑖 ∆𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝐿𝑡𝑡−𝑖𝑖4 +
𝑞𝑞
(2)
+ ∑ 𝛽𝛽5𝑖𝑖 ∆𝐿𝐿𝐷𝐷𝑡𝑡−𝑖𝑖4 + 𝜃𝜃𝐿𝐿𝐸𝐸𝐿𝐿𝑡𝑡−1 + 𝜖𝜖𝑡𝑡
𝑖𝑖5=1
Where Δ is the first difference operator and m, n, o, p, q are optimal lags in the model, α
and β are coefficients, θ is the coefficient of the error correction term (ECT) estimating
Where Δ is the first difference operator and , , , , are optimal lags in the model, α
β
the speed of adjustment to equilibrium (θ should be negative and between 0 and -1), and
, 𝜃𝜃noise disturbance error term.
εt is a white
adjustment
equilibrium
(𝜃𝜃ofshould
be negative
and the stationarity of
1 ,the variables
εt
Beforetothe
application
the ARDL
approach,
was evaluated to guarantee
disturbance
error termthat all elements are stationary on I (0), I (1), and that no factors are
integrating of order (2) or higher. The next stage, the long-term connection using the
the ARDL
approach,
the two
stationar
evaluated
to
ARDL technique, was applied,
which
requires
phases: the first objective is
to test the
long-runthat
connection
across
all factors
the Imodel
guarantee
all elements
are stationary
oninI (0),
(1), andby utilizing the bound cointegration
test
based
on
the
critical
value.
In
order
to
identify
long-run
connection,
it is was
recommen(2) or higher. The next stage, the
term connectionausing
the ARDL
technique,
applied,
ded to move to the second stage evaluating the model’s short- and long-run coefficients.
which requires two
es: the first objective is to test the long run connection across all factors
Various diagnostic procedures ought to be implemented to verify the reliability of the
by utilizing
boundresidual
cointegratio
critical
value. with the white
proposed model,
and the
various
tests were implemented,
beginning
runARCH
connection,
it isheteroscedasticity,
recommended to move
to the second
stage
evaluating
the model
test and
tests for
the Jarque-Bera
test
for the
Normality
of data,
the Breusch-Godfrey
LM testVarious
for serial
correlation,
and Ramsey’s
to check
the
run coefficients.
diagnostic
procedures
ought to be RESET
implemented
to verify
structural
model
measurement
errors.
Also,
CUSUM
and
CUSUMQ
examine
the
robustbility of the proposed model, and various residual tests were implemented, beginning with
ness of the long-run characteristics.
and ARCH tests for heteroscedasticity,
data,
Jarque
Breusch Godfrey LM test for serial correlation,
4. Empirical findings
s RESET to check
structural model measurement errors. Also, CUSUM and CUSUMQ examine the robustness of the
Therun
results
of the Augmented Dickey-Fuller (ADF) and Phillips-Perron (PP) unit root
characteristics.
analyses based on the Schwarz information criterion (SIC) are given in Table 1.
Based on Table 1, all the variables are non-stationary at a level except the logarithm
of the balance of trade (LBT) which is stationary at level (0). All the variables become
The
results of
thethe
Augmented
Dickey (I).
Fuller
andresult
Phillips
Perron (PP)
unit root analyses
stationary
with
first difference
The(ADF)
unit test
indicates
a combination
of stabased
on variables
the Schwarz
information
are given
1. method has the benefit
tionary
at level
(0) andcriterion
the first(SIC)
difference
(I).inTheable
ARDL
of generating asymptotically normal estimates of the long-run coefficients, regardless
10
of whether the underlying regressors are I(1), I(0), or a combination of both (Pesaran,
1998). According to Menegaki (2019), each variable must be I(0) or I(1) or a combination to satisfy the limits test assumption of the ARDL models. It was also determined by
13
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?
Commen
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ISSN 1392-1258 eISSN 2424-6166 Ekonomika. 2022, vol. 101(1)
Dilanchiev and Taktakishvili (2021) that the ARDL bound test approach is optimal for
the analysis’ estimate procedure due to the combination of stationary variables at level
I(0) and the first difference I(1).
Table 1. Unit root test for stationarity
ADF
PP
Variables
Level
First difference
Level
First difference
LTB
-3.7205**
-16.711***
-7.3101***
-22.6331***
LREER
-2.0336
-13.563***
-1.8771
-13.4126***
LMS
-2.1071
-18.207***
-1.9307
-18.9655***
LGDP
-1.9317
-16.0021***
-1.9670
-16.0101***
1%
-3.456408
-3.456514
-3.456302
-3.456408
5%
-2.872904
-2.872950
-2.872857
-2.872904
10%
-2.572900
-2.572925
-2.572875
-2.572900
Notes: *** Significant at 1%, ** Significant at 5%, * Significant at 1%
4.1. ARDL Outcomes
To assess the coefficient of the long-run relationships and the corresponding error correction model (ECM) through using the ARDL model, the sequence of distributed lag on the
predictor variable was chosen by the Akaike information criterion (AIC) which designates
an ARDL (2,4,0,2,0) for the measurement used in the model.
4.1.1. Co-integration Analysis (Bound Test)
For evaluating the long-run cointegration connection among the parameters, the bound
test employed derived F-statistics from the statistical significance of lagged levels of the
parameters applied to indicate the existence of cointegration. The outcome of the Wald
test (F-statistics) is provided in Table 2.
Table 2. F statistics and bound test
Model
k
M
ARDL (2,4,0,2,0)
4
4
F statistics
5.171285*
Significance level Lower bound Upper bound
10%
2.2
3.09
5%
2.56
3.49
1%
3.29
4.37
Notes: M indicates maximum lags, k expresses explanatory variables, and * shows significance at 1%
Table 2 shows that the trade balance, the predictor variable, and the real GDP are
cointegrated, with the F statistics derived in Table 2 being greater than the upper critical
threshold statistically significant at less than 1% level. Because the presence of a coin14
Azer Dilanchiev, Tengiz Taktakishvili. Determinants of Bilateral Trade Balance Between Georgia and China
tegrated link is determined in this manner, the estimate of Autoregressive Distributed
lag (ARDL) models started in addition to finding the long- and short-term correlations.
4.1.2. Short-run and long-run analysis
The assessment outcome of the long-run ARDL analysis is presented in Table 3 which
gives the long-run coefficients. Table 3 contains the Measured Long Run Coefficient
values applying the ARDL method.
Table 3. Estimated ARDL (2,4,0,2,0) Long-run model
Coefficient
Variable
t-Statistic
LEER
1.125790
4.106409***
LMS
1.753246
1.889200**
LGDP
-3.561316
-1.866327**
DV
-1.137968
-1.747233*
C
0.841663
0.466273
Notes: *** Significant at 1%, ** Significant at 5%, * Significant at 10%
The component of REER is shown to be statistically significant at the 1 percent level,
meaning that, in the long term, the relative exchange rate getting higher by 1 percent would
increase the balance of trade deficit by 1.126 percent. In the short term (Table 4), the relative exchange rate has a significant influence on the balance of trade, as a 1 percent rise in
the relative exchange rate would cause a reduction in the trade balance by 4.323 percent.
All the other variables proved statically unimportant in the short term. The coefficients
of comparative supply of money LMS and comparative LGDP were modestly significant
contrasted with the real exchange rate REER, at less than 10 percent significance level. Notwithstanding the indications of such coefficients, they partially overlap with the conceptual
and the scientific implication of permeation and budgetary concepts, which implies that
the rate of exchange of the Georgian Lari against the Chinese Yuan is the primary factor
in the explanation of the conduct of the balance of trade between Georgia and China in
the short and long term. The findings follow the economic theory, as the rising exchange
rate of the Georgian Lari, in the long run, would then enhance the efficacy of China’s
goods to the Georgian commodities in the Georgia and China markets. It consequently can
lead to a reduction of Georgian products in the China market (attributable to an increase
in the price of the Georgian goods) and substitute the Chinese commodities instead of
Georgian imports. Furthermore, replacing Chinese imports instead of domestic goods in
the Georgian economy can lead to low prices.
In the short run, a rise in the currency value of the Georgian Lari against the Chinese
Yuan might result in a rise of consumption of Chinese goods and a decline in the currency
value of the Chinese Yuan, resulting in an rise in the prices of the bill for the China imports
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from Georgia and a fall in the cost of the fee for Georgian imports from China, thereby
resulting in redistribution.
The estimated outcome also indicates that the influence of the dummy variable (the
trade treaty between Georgia and China) is statistically insignificant on the balance
of trade in the long term. It means that the trade treaty cannot influence the balance of
trade between these nations. Furthermore, this positive link (non-significant) is compatible
with the theoretical framework in the liberalization of the world trade. The outcome also
validates the state’s policy which has cancelled the treaty’s regulations. The Error Correction term (ECT) identifies the directions and the pace of the correction in the equation
owing to any short-term disequilibrium by assessing the value and the statistical evidence
of ECT. The presence of ECT with a negative sign and a statistically significant value
implies that an integrated long-run connection may be established among the factors in
the model, hence rectifying the short-run departure of the balance of trade from the longterm equilibrium demands.
Cointeq = LTB − (0.841663C+1.125790LREER + 1.753246LMS −
– 3.561316LGDP --1.137968DV)
Table 4. Estimated ARDL (2, 4, 0, 2, 0) Short-run model
Coefficient
Variable
t-Statistic
ECT (-1)*
-0.353597
-5.549168***
D(LTB(-1))
-0.330225
-5.549168***
D(LREER)
-4.323081
2.005861***
D(LREER(-1))
-1.777109
2.268697***
D(LREER(-2))
5.313655
-0.783317
D(LREER(-3))
-1.777109
2.268697***
D(LGDP)
-3.498070
-2.029596***
D(LGDP(-1))
0.274726
1.925964*
Notes: *** Significant at 1%, ** Significant at 5%, * Significant at 1%
4.1.3 Diagnosis and Stability Tests
ECT, following (Banerjee et al., 1998), denotes the speed modification required to reestablish equilibrium in the dynamic model. ECT is a statically significant factor with a
negative sign demonstrating how rapidly parameters converge to equilibrium. The relatively substantial ECT adds to the evidence of a long-term link that is robust.
The ARDL approach satisfies the usual diagnostic tests, as indicated in Table 5. The
normality test was performed with Jarque-Bera Test, and it was found that residual
variables were normally distributed 0.514288. Neither serial correlation was identified
through LM Test with a likelihood of 0.128128 nor heteroscedasticity via a Breusch-Pagan-Godfrey test of 0.615254. The Ramsey RESET Test implies that the model is tabling,
16
Azer Dilanchiev, Tengiz Taktakishvili. Determinants of Bilateral Trade Balance Between Georgia and China
and there is no issue with identification 0.443544The CUSUM Statistics and CUSUM
Square Stability Test is within the 5% significance level boundaries, thus indicating that
the applied ARDL model is stable and robust.
Table 5. Test Statistics
X2BG
0.128128 (0.6036)
X2JB
0.514288 (0.8124)
X2
0.615254 (0.2302)
X2
0.443544 (0.6143)
BPG
Ramsey
Notes: X2BG is the Breusch-Godfrey Serial Correlation LM Test employed to verify serial correlation, X2BPG
is the Breusch-Pagan-Godfrey test applied to verify heteroscedasticity, X2JB is the Jarque-Bera test applied to
verify the Normality, and X2Ramsey is applied to verify if the model is properly defined.
1.4
20
1.2
15
1.0
10
0.8
5
0.6
0
0.4
-5
0.2
-10
0.0
-15
-0.2
-20
-0.4
I
II
III
IV
I
II
2018
III
IV
I
2019
CUSUM
II
III
2020
5% Significance
Figure 3. Plot of CUSUM Statistics
for Stability Test
IV
I
II
III
2018
IV
I
II
III
IV
I
2019
CUSUM of Squares
II
III
IV
2020
5% Significance
Figure 4. Plot of CUSUM(Q) Statistics
for Stability Test
5. Conclusion
This research intended to analyze the drivers of the bilateral trade balance model for
the Georgia-China economy and the influence of the free trade treaty with China on the
Georgia-China trade balance by employing empirical monthly data spanning across the
period from January 2000 to December 2020. The research employed the Autoregressive
Distribution Lag (ARDL) model to assess the long-term relationship between dependent
and independent variables. We followed the developed model which applies the three
techniques to find the factors of the balance of trade. The research outcome concluded
that a perceived effective exchange rate exerts a statistically significant positive impact on
the balance of trade in the long term and adverse influence on the balance of trade in the
shorter term. The result follows a way that favors the presence of the J-Curve impact of
the elasticity attitude. The study also demonstrated that the comparative supply of money
(LMS) and LGDP has modest influence on the balance of trade in the short and in the
long term, thereby implying that the sponging and monetary method is not appropriate
for describing the bilateral balance of the trade imbalance between Georgia and China.
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The estimated finding suggests that the influence of the trade treaty between Georgia and
China is minor on the balance of trade in the long term, which justifies the viewpoint
of the state which has cancelled the activity on this treaty. The most significant policy
inference to be derived from these empirical results is that the depreciation of Georgian
Lari versus Chinese Yuan may be employed to effect an adjustment in the balance of trade
of Georgia against China.
The implementation of the Free Trade Agreement will intensify trade between the
two countries. As a result of the free trade agreement, Chinese households will be able
to buy Georgian wine, mineral water, vegetables, and tea. Free trade with China is a new
opportunity for Georgia to diversify its market and increase exports. In addition, entering
the Chinese market is a significant incentive for companies to expand production and
make additional investments. At the same time, against the background of strengthening
economic relations between the two countries, Georgia will become even more attractive
to Chinese investors.
Nevertheless, raising the comparative supply of money or decrease will not accomplish
the intended purpose. Therefore, statistics from other nations (rather than one country)
can be utilized to investigate the trade balance for the following research. Furthermore,
instead of the overall export and import numbers as the totality, specific sector statistics
figures could be employed to identify the drivers of the trade balance.
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