1. Econometric analysis of panel data;Baltagi,2005
2. An exploration of relationships between urbanization and per capita income: United States and countries of the world;Barclay;Papers in Regional Science,1996
3. Markets and states in tropical Africa;Bates,1981
4. Political economics on urban-rural inequality;Cai;Social Science in China,2000
5. Study on urban-rural income gap and industry agglomeration from the spatial perspective;Cai;East China Economic Management,2012