3Fisman, R., and Raturi, M. Does Competition Encourage Credit Provision? Evidence from African Trade Credit Relationships.[J]Review of Economics and Statistics, 86:345 ~ 352 2004.
4Giannetti, M., Burkart, M., and Ellingsen, T. What You Sell is What You Lend? Explaining Trade Credit Contracts.[J] The Review of Financial Studies, 24(4).
5Fabbri, D., and Menichini, A.M.. Trade Credit, Collateral Liquidation and Borrowing Constraints.[J] Journal of Finan- cial Economics, 96:413 ~ 432 2010.
6Van Horen, N..Do firms use trade credit as acompetitiveness tool? Evidence from Developing Countries.[J].World Bank Working Paper 2005.
7Van Horen, N..Customer Market Power and the Provision of Trade Credit[J].World Bank Policy Research Working Pa- per Series 4284 2007.