scholarly journals Export Diversification and Ecological Footprint: A Comparative Study on EKC Theory among Korea, Japan, and China

2018 ◽  
Vol 10 (10) ◽  
pp. 3657 ◽  
Author(s):  
Hongbo Liu ◽  
Hanho Kim ◽  
Shuanglu Liang ◽  
Oh-Sang Kwon

This study examines the Environmental Kuznets Curve (EKC) hypothesis by adopting a country’s ecological footprint as an indicator of environmental degradation in three East Asian countries: Japan, Korea, and China. During the development process, countries intend to balance between stabilizing export demand and maintaining sustainable economic improvement in the context of deteriorating global warming and climate change. The Environmental Kuznets Curve (henceforth, EKC) was originally developed to estimate the correlation between environment condition and economic development. In this paper, we started from the EKC model and adopted an Error Correction Methodology (henceforth, ECM) to estimate the EKC relationships in Japan, Korea (two developed countries), and China (a developing country) over the period of 1990 to 2013. Besides this, instead of only using Gross Domestic Product (henceforth, GDP), two subdivisions of trade diversification—export product diversification and export market diversification—are introduced as proxy variables for economic development in rectification of the EKC. The results demonstrate that both Korea and Japan satisfy the EKC theory by demonstrating an inverted U-shaped relationship between economic development and ecological footprint, while analysis based on data from China does not display the same tendency. For both export product diversification and market diversification, the more diversified the country’s export is, the bigger its ecological footprint. The policy implications of this econometric outcome are also discussed.

Author(s):  
Sèna Kimm Gnangnon

Abstract This article considers the effect of tax reform on export product diversification in developing countries, including through the trade openness channel. Tax reform involves the convergence of a developing country's tax structure towards the tax structure of developed countries. The analysis uses a sample of 112 developing countries over the period 1980–2014 and shows that tax reform exerts a positive effect on export product diversification, with least developed countries enjoying a higher positive effect than other countries in the full sample. Furthermore, the higher the degree of trade openness, the greater is the magnitude of the positive effect of tax reform on export product diversification. These outcomes have important policy implications.


Author(s):  
Sena Kimm Gnangnon

This paper explores the effect of multilateral trade liberalization (MTP) on democracy, using a set of 148 countries over the period 1996–2016. In particular, it investigates whether this effect depends on countries’ level of export product concentration. The analysis shows that MTP promotes democracy only when it reaches a certain threshold. Furthermore, MTP promotes democracy in countries that enjoy a high degree of export product diversification, including away from primary products, or in those with low dependence on natural resource rents. These findings have important policy implications.


2019 ◽  
Vol 10 (03) ◽  
pp. 1950012 ◽  
Author(s):  
Sèna Kimm Gnangnon

Using a panel dataset comprising 137 countries (both developed and developing countries) over the period 1970–2010, this paper has examined the effect of export upgrading (i.e., export product diversification and export product quality improvement) on financial development. The findings suggest that export product diversification and export product quality improvement influence positively and significantly financial development in high income countries (HICs) and developing countries alike. However, for least developed countries (LDCs), export product diversification promotes financial development, but export product quality improvement exerts a negative effect on financial development.


2021 ◽  
Vol 1 (1) ◽  
Author(s):  
Sèna GNANGNON

This paper explores the effect of improvement in export product quality on export product diversification at the extensive margins. The analysis relies on a sample of 135 countries (both developed and developing countries) over the period 1970-2014. It uses the two-step system Generalized Methods of Moments (GMM) estimator to perform the empirical exercise. Results show the existence of a non-linear effect of export product quality on export product diversification at the extensive margins: improvement of export product quality in countries with low levels of export product quality leads to greater export product diversification at the extensive margins. However, countries with a high quality of export products experience greater export product concentration at the extensive margins. The SE findings have policy implications discussed in the conclusion section of the paper.


2016 ◽  
Vol 07 (03) ◽  
pp. 1650013 ◽  
Author(s):  
Sèna Kimm Gnangnon ◽  
Shishir Priyadarshi

This paper investigates the relationship between the diversification of export products in least developed countries (LDCs) and their services production and exports. It uses a dataset comprising 30 LDCs over the period 1995–2010. The empirical results suggest strong evidence that export product diversification in LDCs is a catalyzer for their commercial services exports, alongside factors such as per capita income, foreign direct investment (FDI), and regulatory quality policies. However, export products diversification does not appear to exert a significant effect on LDC services production. These findings have important implications for both the international trade community and LDC governments.


2021 ◽  
Vol 2 (1) ◽  
pp. 1-28
Author(s):  
SHABANA NOUREEN ◽  
ZAFAR MAHMOOD

This paper examines the role played by country-specific factors in the determination of export product diversification process. To meet this objective, the paper begins by constructing a time series data for export diversification using the Herfindahl index. Then, it applies the fully modified OLS co-integration model to a panel of selected ASEAN and SAARC countries to find out the main determinants of export product diversification. Export diversification pattern shows that since the mid-1980s the ASEAN countries have continuously witnessed export diversification and the SAARC countries embarked on export diversification journey since the early 1990s. Analysis of the determinants suggests that foreign direct investment, domestic investment, competitiveness, real depreciation of domestic currency, financial sector development and institutional strength are significantly and positively related to export product diversification in both regions. These findings have important policy implications for the two regions. They call upon the policymakers for further diversification of exports, especially in the areas of their specialization that are vital for their smooth and sustained foreign exchange earnings as well as economic development. The study also recommends improving international competitive strength via improving business environment to achieve the goal of export product diversification.


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