I21, I25, J22, O12
C93; I21; J24
I21; I28
I21, I24, I29
Health, Education and Welfare
I21, I25, O15
C93, I21, I23
I21, I25, I29
D44 - Auctions, D82 - Asymmetric and Private Information, Mechanism Design, Q12 Micro Analysis of Farm Firms, Farm Input Markets
I21, I24, I26, I29