D13, D90, C93, O12
Q52 Q53 J24 C93
J16, J24, O33
O31; O32; O33; O34; O38; Q55; D22
C93, D01, D90, D91
I21, I24, I26, J16, J22, J24
; Human Development; Income Distribution; Migration O33: Technological Change: Choices and Consequences • Diffusion Processes
C93, D72, O33, P16
J71, J53, J22
J71, J53, J22