关键词: 买方市场 , 劳工标准 , 信息租 , 混同均衡 , 风险偏好

Abstract: Competitive market has prompted more and more enterprises in developing countries to become part of the labor certification of the supply chain．Based on buyersled market structure，this paper uses the information rent model to analyze labor standards transplant in China．The study shows that，the existence of high labor standard is the equilibrium on pursuit of rents between the sellers and buyers．When the suppliers type of distribution does not meet the monotone hazard rate property，there will be a low standard pooling equilibrium which helps buyers maximize real remaining with buyers market forces．When the buyers are riskaverse，the final equilibrium labor standard is higher than that is riskneutral．Meanwhile it will also improve the welfare of buyers and sellers．

Key words: buyersled market , labor standard , information rent , pooling equilibrium , risk preference