Dataset for the EKC

The dataset has been collected from World Development Indicators and has been used for empirical analysis of the EKC assumption in high-income economies.本数据集采集自世界发展指标（World Development Indicators），已被应用于高收入经济体中环境库兹涅茨曲线（Environmental Kuznets Curve，EKC）假设的实证分析。