2[2]Joop.Hartog.Over education and earnings:where are we,Where should we go?[J].Economics of Education Review,2000,(19)
3[3]马跃华,苏伟珍,林嵩辉.中高级技工频频告急[N].光明日报,2006-04-17.
4[4]Zhang Jusen,Zhao Yaohui.Economic Returns to Schooling in Urban China.1998 to 2001[J].Paprt presented at the international confercnce of the Human Capital Investment and Rcgional Economic Development,2005,(1)
5[5]Sichceman,N.Overeducation in the labour market[J].Journal of Labour Economics,1991,(2)
6[6]N.Bosanquet,D.Peter.Is there a dual labor market in great Britain?[J].The Economic Journal.1973,(1)
7[9]Felix.Buchel,Maarten.Van Ham.Over education regional markets and spatial flexibility[J].Urean Econcmics,2003,(53)
8[10]Levin.H.The impact of surplus schooling on worker productivity[J].Industrial Relations,1991,(2)
