1. Abramitzky, R. (2008). The limits of equality: insights from the Israeli kibbutz. The Quarterly Journal of Economics, 123(3), 1111–1159. doi: 10.1162/qjec.2008.123.3.111 .
2. Albaek, S., & Schultz, C. (1998). On the relative advantage of cooperatives. Economics Letters, 59, 397–401. doi: 10.1016/S0165-1765(98)00068-8 .
3. Bijman, J. (2010). Agricultural co-operatives and market orientation: a challenging combination? In A. Lindgreen, M. Hingley, D. Harness, & P. Custance (Eds.), Market orientation, transforming food and agribusiness around the customer (pp. 119–136). Aldershot: Gower Publishing Limited, Surrey.
4. Bijman, J., Iliopoulos, C., Poppe, K. J., Gijselinckx, C., Hagendorn, K., Hanisch, M., et al. (2012). Support for Farmers’ Cooperatives, Final Report. Wageningen: Wageningen University. http://edepot.wur.nl/245008 . Accessed 20 Jan 2017.
5. Coleman, J. S. (1984). Introducing social structure into economic analysis. American Economic Review, Papers and Proceedings, 74, 84–88 http://www.jstor.org/stable/1816335 .