Dil Bahadur Rahut1, Khondoker Abdul Mottaleb2 and Akhter Ali3
1Program Manager, Socioeconomics Program,
2Socioeconomics Program, CIMMYT (International Maize and Wheat Improvement Center), P: Apdo. Postal 6-641, 06600 Mexico, D.F., MEXICO
3 Corresponding author, Agricultural Economist, Socioeconomics Program, CIMMYT (International Maize and Wheat Improvement Center), National Agricultural Research Center, Park Road, Islamabad, Pakistan,