A14, C91, C93, D30, D91, E24, Z13
C93, I23, J16, D83
I21, I25, I28, J24, O15
D63, D84, I24, I38, I31, J62
A22 C93 I14 I24 J24 O33
J13 J24 J18 C93
C93 Field Experiments,D12 Consumer Economics Empirical Analysis,Q53 Solid Waste • Recycling Q58
I22, I23, I24, C93
C93 ; D72 ; J16 ; H83
O15 Economic Development: Human Resources, Human Development, Income Distribution, Migration J61
Geographic Labor Mobility, Immigrant Workers C83 Survey Methods; Sampling Methods D91 Role