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Obesity Kuznets curve hypothesis and global warming: a robust estimation under cross-section dependence
You-How Go1, Lin-Sea Lau1, Cheong-Fatt Ng2
1Faculty of Business and Finance, Universiti Tunku Abdul Rahman, Kampar, Malaysia.
Environmental Science and Pollution Research International
|March 22, 2021
Summary
The obesity Kuznets curve (OKC) hypothesis is supported, showing obesity rises with early economic growth then falls. Global warming
Area of Science:
- Public Health
- Environmental Science
- Economics
Background:
- Obesity is a significant global health issue with widespread adverse effects.
- Understanding the relationship between economic development and obesity is crucial for public health strategies.
Purpose of the Study:
- To investigate the obesity Kuznets curve (OKC) hypothesis using a global dataset.
- To explore the influence of economic growth and environmental factors on obesity trends.
Main Methods:
- Analysis of annual data from 165 countries spanning 2000-2014.
- Application of statistical tests and estimators robust to cross-section dependence (CSD).
Main Results:
- The study provides evidence supporting the obesity Kuznets curve (OKC) hypothesis.
- Obesity levels initially increase with economic development, then decrease after a certain threshold.
- Global warming was found to have an insignificant impact on obesity, while food production is a contributing factor.
- Causality was identified between economic growth, environmental degradation, and obesity.
Conclusions:
- Economic development follows an inverted U-shaped relationship with obesity.
- Policy interventions should consider the economic development stage when addressing obesity.
- Further research into the food production-obesity link and environmental impacts is warranted.
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