5D. Rodrik, A. Subramanian, and F. Trebbi. Institutions Rules: The Primacy of Institutions Over Geography and Integration in Economic Development, Journal of Economic Growth ,Vol. 9, No. 2,2004.
6D. Berkowitz, J. Moenius, and K. Pistor. Trade, Law, and Product Complexity. Review of Economics and Statistics, 88(2) ,2006.
7Bigsten, A., P. Collier, S. Dercon, B. Gauthier, A. Isaksson, A. Oduro, R. Oostendorp, C. Patillo, M. S. derbom, M. Sylvain, F. Teal and A. Zeufack. Contract Flexibility and Dispute Resolution in African Manufacturing. Journal of Development Studies 36,2000.
8Anderson, J. E. and D. Marcouiller. Insecurity and the Pattern of Trade: An Empirical Investigation. Review of Economics and Statistics, Vol. 84, No. 2, 2002.
9Carin Thuresson. Contract enJorcement and its impact on bilateral trade, Jonkoping University Master Thesis, June, 2008.
10Trefler, D. "The Case of Missing Trade and Other Mysteries". American Economic Review, Vol. 85, 1995.