2[1]Bardhan P. , Udry C. (1999), Development Microeconomics, Oxford:Oxford University Press.
3[2]Barro R. J. (1991), Economic Growth in a Gross Sector of Countries , Quaterly Journal of Monetary Economics , 151 (2): 407 - 443.
4[3]Dhakal D. , Grabowski R. , Belbasr K. (1987), The Effect of Education in Nepal's Traditional Agriculture, Economics of Education Review 6: 27- 34.
5[4]FAO (1998), The State of Food and Agriculture 1998, Rome :FAO.
6[5]Heckman J. (1979), Sample Selection Bias as a Specification Error , Econometrica 47 (1) : 153- 161.
7[6]Hopcraft P. (1974), Human Resourcesand Technical Skills in Agricultural Development:an Economic Evaluation of Educative Investments in Kenya's Small-farm Sector, PhD Dissertation, Stanford University.
8[7]Huffman W. E., Lange M.D. (1989), Off-Farm Work Decisions of Husbands and Wives:Joint DecisionMaking, Review Economic and Statistic 71 (August): 471-480.
9[8]Kalirajan K. (1981), An Econometric Analysis of Yield Variability in Paddy Production, Canadian Journal of Agricultural Economics 29 : 283- 294.
10[9]Kumbhakar S. , Bhattacharvyya, A. (1992), Price Distortions and Resource-use Efficiency in Indian Agricul ture :a Restricted Profit Function Approche, Review of Economics and Statistics 74. 231-239.
