00571nam a2200157Ia 4500 0000014843 20251012174350.0 940610s1992 us 0 eng c 0821320548 HD9014 Commodity price stabilization and policy reform an approach to the evaluation of the Brazilian Price band proposals Avishay Braverman ...[et al.] Washington The World Bank 1992 vi, 109p ill 24cm. Agricultural prices Government policy Brazil Agriculture and state Brazil 2008 2008