This paper examines the implications of China's WTO accession for its domestic regional liberalization. We find first that, without WTO membership, regional liberalization might create a trade diversion that benefited only low-protection regions while harming high-protection regions, and it...

This paper begins with a statistical formulation of the Environmental Kuznets Curve (EKC) and discusses the major econometric problems raised in the literature in testing this hypothesis using panel data. A simple t-test is then presented that avoids these econometric problems. The result from...