The rapid and massive increase in rural-to-urban worker flows to the coast of China has drawn recent attention to the welfare of migrants working in urban regions, particularly to their working conditions and pay; serious concern is raised regarding pay discrimination against rural migrants....

As massive rural residents leave their home countryside for better employment, migration has profound effects on income distributions such as rural-urban income gap and inequalities within rural or urban areas. The nature of the effects depend crucially on who are migrating and their migrating...