1. Abadie, A., & Imbens, G. W. (2006). Large sample properties of matching estimators for average treatment effects. In Econometrica (Vol. 74). Retrieved from http://emlab.berkeley.edu/users/imbens/.
2. Armesto, A. (2009). Governors and mayors, particularism in the provision of local public goods in Mexico and Argentina. Rio de Janeiro, Brazil: The 2009 Congress of the Latin American Studies Association.
3. Halting degradation of natural resources: Is there a role for rural communities?;Baland,1996
4. Tenure, tourism and timber in Quintana Roo, Mexico: Land tenure changes in forest Ejidos after agrarian reforms;Barsimantov;International Journal of the Commons,2009
5. Estimation of average treatment effects based on propensity scores;Becker;Stata Journal,2002