I20, I23, J24, O33
O33, J24, D83, P10
D14, G02, G23, G51, O33
J71, O33, J16, D91
O33; L26; R11; D22; H25; C93; O38
J16, J24, O33
O31; O32; O33; O34; O38; Q55; D22
; Human Development; Income Distribution; Migration O33: Technological Change: Choices and Consequences • Diffusion Processes
C93, D72, O33, P16
J24, L86, O31, O32, O33, D81, D83, M13