5YARON J, BENJAMIN M P AND PIPREK G L. Rural Finance: Issues, Design and Best Practices[R]. The World Bank Discussion Papers, 1997.
6GUIRKINGER C. Understanding the Coexistence of Formal and Informal Credit Markets in Piura, Peru[J] . World Development, 2008, 36:1436 - 1452.
7BALTENSPERGER E. Credit Rationing Issues and Questions, Journal of Money[J]. Credit and Banking, 1978, 10(2) : 170 - 183.
8STIGLITZ J AND WEISS A. Credit Rationing in Markets with Imperfect Information[J]. American Economic Review, 1981, 73(3) :393 -410.
9BOUCHER S, GUIRKINGER C and Trivelli C. Direct Elicitation or Credit Constraints: Conceptual and Practical Issues with an Empirical Application[M]. Mimeo, University of Califonia, 2005.
10BOUCHER S AND GUIRKINGER C. Risk, Wealth and Sectoral Choice in Rural Credit Markets[J]. American Journal of Agricultural Economics, 2007, 89:991- 1004.