一、引言1991年美国经济学家Grossman和Krueger首次实证研究了环境质量与人均收入之间的关系,提出了“污染在低收入水平上随人均GDP增加而上升,高收入水平上随GDP增长而下降”的假设。《世界发展报告1992》指出:“经济规模的扩张不可避免地会损害环境的观点,是建立在对技术、偏好和环境投资的静 I. INTRODUCTION In 1991, American economists Grossman and Krueger firstly conducted empirical studies on the relationship between environmental quality and per capita income and proposed that ”pollution rises at a low income level as GDP per capita increases and as GDP increases at high income levels And drop “hypothesis. World Development Report 1992 states: ”The expansion of economies of scale inevitably undermines the environment and is based on static investment in technology, preferences and the environment