Journal of International Trade, Logistics and Law, Vol. 7, Num. 1, 2021, 90-96
THE EFFECTS OF EXPORT IMPORT COVERAGE RATIO ON ECONOMY
Afife ÖZKAN
Istanbul Commerce University, Turkey
Mustafa Emre CİVELEK
Istanbul Commerce University, Turkey
Received: April 20, 2021
Accepted: May 28, 2021
Published: June 15, 2021
Abstract:
In this research, a conceptual model was tested in order to clarify the relationship between the foreign trade balance and economic growth.
Therefore the main purpose of the research is to examine the effect of the ratio of exports to imports on economic growth. Reliability-tested
secondary data prepared by international institutions were used for per capita GDP values and the ratio of countries' exports to imports.
Regression analysis was performed using the mentioned data using the SPSS computer program. The per capita GDP values of 126
countries for the years 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018 and the ratio of the countries' exports to their imports
were used in the study. By performing regression analysis, it was concluded that there is a statistically significant relationship between
GDP values and the export- import coverage ratio values of the countries.
Keywords:
Export-Import Coverage Ratio, Economic Growth, Foreign Trade
1. Introduction
The main purpose of this research is to examine the effect of the ratio of exports to imports on economic growth.
All the products produced by the countries may not be enough to meet the needs of the country. In this case, the
required products can be obtained from other countries. Foreign trade is the entire trade of goods and services
between countries. The main factor driving companies to sell or buy goods from the international market is
commercial gain (Gürsoy, 2009). The expansion of the total production volume (gross domestic product - GDP) in a
country is defined as economic growth. The increase in the welfare level of the country is due to the growth of the
economy more than the population growth rate. Economic growth affects production, consumption and foreign
trade in countries (Seyidoğlu, 2017). When examining the benefits, gains and risks of foreign trade for the country's
economies due to the reasons of foreign trade between countries, it is generally focused on how the foreign trade
policies implemented by countries affect the economy (Köse, 2018).
In the research data, the reliability-tested secondary data prepared by international institutions were used for the
foreign direct investment amounts, per capita GDP values, and the ratio of countries' exports to imports between
2011 and 2018 in 126 countries. The World Bank for FDI and GDP data for the provision of these data; For export
/ import rates of countries, Trade Map, a web-based service provider whose data is based on customs data and
provides trade statistics in a global scope, was used. Regression analysis have been performed using the
aforementioned data using the SPSS computer program. As a result of the analysis, it has been found that the foreign
trade balance has a statistically significant relationship on economic growth.
2. Balance of Payments and External Balance
Balance of payments can be defined as a document in which all economic relations of a country are recorded with
other countries in a certain period, usually covering a calendar year. The balance of payments reveals the foreign
exchange gains and losses of the countries. Therefore, it is also an indicator of currency balance or imbalance. With
the balance of payments, the governments of the countries calculate whether foreign currency revenues can cover
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the expenses; If they cannot, they can understand the extent and conditions of borrowing. Accounts of the balance
of payments are current account, capital account, official reserves accounts. There has been also a statistical
difference account as a correction account (Oktay, 2005).
The current account is important as it is the account in which the country's exported and imported goods and
services are recorded. Current account includes trade of goods and services and one-sided transfers. The balance
between total goods imports and total exports of goods is called the foreign trade balance or foreign trade balance.
While the balance of foreign payments expresses income and expenses, the foreign trade balance includes only goods
and goods import and export. To the international service import and export group; Transactions such as tourism
revenues and expenses, transportation - communication services, banking - insurance, financial services, computer
and information services, patent and license commissions, and official services abroad are recorded. This section is
also called invisible items. One-sided transfer item in the balance of payments, on the other hand, includes
transactions in which no resource transfer is made in return for money inflow to the country. In this group, grants
made to the state or the state's donations to others and transfers made by people living abroad are monitored
(Kızılkaya & Sofuoğlu, 2018).
Capital account includes physical investments made by investors in a country to other countries and financial
relations such as bonds and stocks. Capital transactions are divided into two according to their maturity. While longterm capital refers to international capital transactions with a maturity of more than one year; short-term capital
includes private and formal international capital flows with a maturity of less than one year. The official reserves
account is an account that shows the changes in the Central Bank's foreign reserves such as gold, foreign exchange
and IMF resources as a result of interventions in the foreign exchange market due to economic and financial
imbalances. Statistical differences item is used in balance of payments statistics to balance accounting records (Eren,
2006).
3. Economic Growth
Economic growth is linked to the periodic increase in national income in a country. For this reason, this increase,
which will provide economic growth, can occur if the basic variables in that country's economy expand to provide a
higher real output per capita. It can be thought that a country's economic growth can be improved in the long run as
a result of the expansion of a country's production scale or by making its current production more efficient.
Governments, to increase economic growth; They can create developments that increase the economic growth of
the country by following policies that increase the productivity of production factors, as well as by implementing
education and technology policies that increase capital and by taking basic improvement steps such as infrastructure
investments. Data such as the gross national product of a country, gross national product, personal income level,
gross domestic product, per capita national income are among the concepts used to determine the economic growth
level of the country (Cinel, 2014). Economic growth can be defined as the increase in tools and products that meet
human needs. One of the ways to measure economic growth is to check whether there is an increase in GDP from
one period to another in real value, that is, free of price increases. GDP refers to the equivalent of all measurable
values produced by the economy at the market price (Eğilmez, 2013).
Economic growth occurs when a society acquires new resources or learns to produce more with existing resources.
Thus, an increase occurs in the total output of their economies. A larger workforce or an increased capital stock can
be created with new resources. The production and use of new machinery and equipment (capital) increases the
productivity of workers. Advances in scientific knowledge and technological change, the application of new
production techniques, will bring innovation and efficiency (Case, Fair, & Oster, 2012).
Economic growth can also be expressed as the continuous increase in real Gross Domestic Product (GDP) over
time. Although growth is a way to increase the living standard in the country, the steady increase of the real GDP in
that country over time does not mean that the living standards of the people living in the country will increase. In
this case, another concept considered is the growth rate of the population. When the population growth rate
increases more than the growth rate; output per capita decreases rather than increases, so the standard of living
cannot improve. Likewise, if the population growth rate increases at the same speed as the real GDP increases, the
living standard remains constant since the per capita output does not change in this equality. From this point of
view, the aim of economic growth is to enrich a poor country with economic growth while trying to increase the
living standards of each individual of that country (Ünsal E. , 2016).
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3.1. Measuring Economic Growth
Gross domestic product is the total market value of all final goods and services produced within an economy in a
given year. GDP is also the most common measure of an economy's total output. It is the most used concept when
calculating economic growth (O’Sullivan, M. Sheffrin, & J. Perez, 2018).
GDP includes Gross National Product (GNP) and net foreign factor income. By definition, GNP can be expressed
as the value of all final goods and services produced in a given period of a country. While calculating the GNP;
While the contribution of foreign nationals to the production in the country is subtracted from the GDP value, the
contribution of the nationals of the country to the production in foreign countries are being added. For this reason,
the Gross Domestic Product (GDP) gives the value of the final goods and services produced domestically. Real
GDP, on the other hand, is the version of all final goods and services produced in a country in a given period, free
of inflation (Akiş, 2010). GDP can be calculated in three main ways. The first method of these finds the total amount
spent on all final goods and services in a given period. This is the expenditure approach to GDP calculation. The
other way is to collect the revenues - wages, rents, interest and profits - generated by all factors of production in the
production of final goods and services. This refers to the income approach in GDP calculation. In the third method,
the production values of final goods and services are summed up. This is also the production approach (Case, Fair,
& Oster, 2012).
Based on the GDP calculated at current prices in a particular year, dividing by the GDP calculated at the same year's
fixed prices; A GDP price deflator is obtained. With this ratio, price changes in the country can be monitored. The
reason this; While the production amounts are fixed in the share and denominator of the GDP price deflator, only
the prices change. In order to create a price index series, after a certain year is determined as the base; This ratio is
calculated for different years and multiplied by 100, thus creating GDP price deflators. The index value is 100 since
the GDP calculated in current and fixed prices in the base year is equal. With this index series created, the price level
changes of the country between periods can be calculated. Since this index is based on GDP, it covers all goods and
services produced in the economy. The inflation rate of countries can be calculated with the deflator (Şenses, 2017).
While GDP is a measure of quantity; The GDP deflator can be described as a measure of price. For the course of
economic policies, how the general price level changes is measured by the GDP deflator (Case, Fair, & Oster, 2012).
3.2. Determinants of Economic Growth
3.2.1. Labor and Human Capital
The sum of those working and job seekers in an economy makes up the workforce. Employment of individuals, who
have the willingness and ability to work and who decide to earn income, to provide services from their labor is called
employment. Another method of calculating the labor force figure is to subtract the total of those who are physically
and mentally incompetent from the working age population in an economy and those who do not want to work at
the current wage rate in the market (Alkin, 2009). Human capital can be defined as knowledge, competence, skills
and qualifications that provide social, individual and economic improvement in people. Since the beginning of the
1960's, the concept of human capital has gained importance. It has been observed that factors such as the level,
quality and health standards of human capital are linked to economic growth. Considering the relationship between
human capital and economic growth, the productivity of labor and other inputs in production; It is observed that
progress in technical and scientific knowledge has increased. Economies provide more production and a parallel high
growth rate with a high human capital stock and can sustain this. The regulation of education and technology policies
by governments that increase the productivity of the factors of production creates the infrastructure for innovative
production (Eriçok & Yılancı, 2013). Increasing the productivity of human capital depends on many material and
immaterial factors. While factors such as the regulation of the working environment and wage level are expressed as
material factors; Elements such as social capital and ethical values are also classified as immaterial factors. Social
capital is the set of norms that support mutual cooperation between people. Social networks and organizations that
create solidarity and cooperation are defined as social capital. The importance of social capital in terms of economy
stems from the fact that it is necessary for the effective use of human capital. Social capital can be expressed as
norms and social networks that affect a society's health and productivity in production (Eser & Ekiz Gökmen, 2009).
3.2.2. Accumulation of Capital
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Capital accumulation can also be named as capital stock and can be defined as the capacity to produce goods and
services for a production unit within a certain period. Although capital accumulation is considered as the value of
physical assets used by the production process; It includes also research and development, health, education and
similar non-physical expenditures. Increasing capital accumulation also increases the possibility of innovative
companies to invest in new products and production methods in an economy (Saygılı, Cihan, & Yurtoğlu, 2005).
Capital accumulation is one of the dynamics of the industrialization process, which aims to reach production
methods using new techniques, rapidly increasing raw material consumption and wider markets. Population growth
and technical progress; It requires a continuous increase in the capital stock if living standards are to be maintained
or increased. The need to import machinery and equipment for developing countries increases the demand for
capital goods of the industrialized countries that produce this technology. Countries have different savings
opportunities for investments, which creates the need to finance the purchase of capital equipment needed by
borrowing countries (Kenwood & Lougheed, 1999). One of the most important reasons for income differences
between countries is capital accumulation, which is one of the determinants of economic growth. High physical and
human capital accumulation in the country will positively affect economic growth (Ünsal E. , 2016). By producing
and exporting high technology products; A development in terms of foreign trade in favor of the country is
necessary to ensure rapid capital accumulation (Şiriner & Doğru, 2005).
3.2.3. Natural Resources and Geography
While natural resources have been unevenly distributed over the world geography; it is observed that some countries
have been richer in natural resources and some have less resources. If the wealth of natural resources has been
properly utilized in the country, it creates incentives for investments and increases economic growth. On the other
hand, countries with abundant natural resources may not have a higher standard of living in practice. In some cases,
it even causes poverty. When natural resource wealth does not exclude human capital accumulation and is supported
by necessary political and economic programs, it can have a positive effect on economic growth (Bal & Akça, Doğal
Kaynak Zenginliği ve Ekonomik Büyüme Arasındaki Eksik Halka: Beşeri Sermayenn Aracılık Etkisi, 2018). In the
modern world, the vast majority of rich countries have been located in temperate climates, while most tropical
countries appear to be poor. Due to the generally high temperature in the tropics; It has been observed that job
performance has low, there has a risk of disease and agricultural potential is severely limited. Another issue that
geographical factors affect economic growth; This is because regions without access to the oceans seem to be poorer
than regions with access. It is thought that the reason for this is that they have less share in the world trade and
therefore they cannot learn the economic developments fast. Another geographical factor affecting economic growth
is having a location close to rich countries. The proximity of transportation and communication is also positively
associated with economic success (Szostak, 2009). It has been predicted that two thirds of the total world trade is
realized between MNCs. Multinational companies look for the best possible locations among alternatives with
suitable logistics infrastructure. Host countries have therefore begun to focus on logistics capabilities and
performance as an important tool for attracting FDI. It is considered that countries with high logistics performance
are more likely to attract foreign direct investment (Çelebi, Civelek, & Çemberci, 2015). Logistics quality and cost is
not only related to the performance of infrastructure and public institutions, but also to private services. In addition
to the delivery time and cost of goods, the predictability and reliability of the supply chain is becoming increasingly
important (Coşkun & Civelek, 2020). With technical progress, it has reduced to a certain extent the relation of
international trade to geographical conditions. In this context, the importance of socio-cultural factors, especially the
mentality, education and working discipline of the country's people for technical development should be emphasized
(Han & Kaya, 2004).
3.2.4. Scientific and Technological Developments
Technological developments reveal the necessary research and development (R&D) studies for companies to
increase productivity, innovations and inventions as a result of their activities. While technological development and
scientific research cause growth in the economies of the country; It also leads to an increase in earnings and market
shares for companies. Thus, technological innovations and inventions cause growth in the long term for the
economy in general (Altın & Kaya, 2009). Since the beginning of the 1960s, with the understanding of the
importance of human capital on economic growth, training activities have been accelerated to increase the
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knowledge, skills and competencies of people. With more attention being paid to the development of human capital;
Progress has also been observed at the level of scientific and technical knowledge. This increases the efficiency of
labor and other inputs in production. Systematic application of scientific knowledge is required to increase
productivity in the production of goods and services; It is seen that countries that have made progress in
technological development and economic growth have invested in labor training (Eriçok & Yılancı, 2013). Thanks to
technology, developing new products, improving existing products and making them cheaper is an important force
affecting economic growth. The criterion for economic growth in industrialized countries is not the increase in
traditional labor and capital inputs; It is attributed to the level of progress in technology (Özsağır, 2008).
4. Research Method and Conceptual Model
Regression analysis is a statistical analysis technique that tries to explain the relationship between two or more
dependent and independent variables. With regression models, researchers can reach predictions and estimates of the
shape, direction and unknown values of the relationship in the study. In regression analysis, the independent variable
is represented by the symbol (X) and the dependent variable by the symbol (Y). In order for the analysis to be carried
out, the dependent variable must be gathered at least in a spatial scale. Independent variables, on the other hand, may
be measured at the intermittent, proportional, or class level. However, if the independent variable is measured at a
class level, it cannot be used directly in the regression model. Variables measured at class level should be transformed
into new variables to be used in regression analysis (Durmuş, Yurtkoru, & Çinko, 2018).
The computer has been an indispensable tool for statistical evaluation of research results. For this purpose, many
statistical package programs such as SPSS, SAS, MINITAB, SYSTAT have been developed. In this study, regression
analysis method was used with the help of SPSS program. Many researchers use the regression analysis technique
when evaluating research results. The researcher should make a model proposal by examining the statistics that give
general information such as the significance control tests of the regression and the determination coefficient R2 in
relation to the regression model he has generally formed. However, in order to make some predictions or predictions
about the subject and to explain the relationship between variables, it is necessary to examine whether a model is an
adequate and usable model. Otherwise, a suggested model is always in question and does not always indicate the
availability of a model (Şahinler, 2000).
4.1. Conceptual Model and Hypothesis
The conceptual model of the research is as seen in Figure 1. Hypotheses put forward in line with the conceptual
model are listed below.
Export Import
Coverage Ratio
H
GNP
Figure 1. Conceptual Model
H: The ratio of exports to imports positively affects the Gross National Income
4.2. Analysis Results
This section describes the results of data analysis and hypothesis testing. All analyzes were made using SPSS. H
hypothesis assumed that the Import Coverage Ratio of Exports positively affects the GNP. The standard β
coefficient obtained as a result of this hypothesis regression analysis was accepted as a value of 0,206 and at
significance level of 0,05.
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The Effects of Export Import Coverage Ratio on Economy
Table 2. Hypothesis Test Results
Hypothesis Relations
H: Export Import Coverage Ratio→ GNP
Standard β
P
0,206
0,00
Acceptance /
Rejection
Supported
5. Result
Within the scope of this research, a conceptual model has been created to determine the relationship criteria between
the balance of foreign finance in the world countries and economic growth and to evaluate the relationship between
them. As a result of the research, it was found that the balance of foreign trade made a significant contribution to
economic growth. In the final model of the study, foreign direct investment amounts, per capita GDP values of 126
countries for the years 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018, and the ratio of countries' exports to
imports were used. With the regression analysis performed in the study, it was concluded that there was a statistically
significant and positive linear relationship. When the determinants of economic growth are examined, we come
across labor force and human capital, natural resources and geography, capital accumulation and scientific and
technological developments. Technical and scientific developments increase the efficiency of labor and other inputs
in production. Economies provide more production and growth with the improvement of human capital. Capital
accumulation includes physical assets used by the production process, research and development, health, education
and similar non-physical expenditures. Increasing capital accumulation, by increasing investment in an economy; It
causes the emergence of new products and production methods. If the wealth of natural resources can be used
correctly in the country, it increases investments and economic growth. The wealth of natural resources can have a
positive effect on economic growth when supported by the necessary political and economic programs. For technical
development, the importance of socio-cultural factors, basically the mentality, education and working discipline of
the country's people should be emphasized. Developing new products with technology, improving existing products
and making them cheaper is an important force affecting economic growth. The criterion for economic growth in
industrialized countries is not the increase in traditional labor and capital inputs; It is attributed to the level of
progress in technology.
It is thought that the entry of countries into wider markets through trade contributes to the increase of the welfare of
the citizens of the country. Considering that growth causes increases in a country's per capita income and thus the
structure of demand changes, foreign trade will also increase.
The scientific contribution of this research is to establish a link between the relevant concepts in the literature.
Within the scope of this analysis, it is predicted that the ratio of exports to imports will contribute to significant
developments in economic growth and welfare in the country.
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