Reviews and Reports
2011. Does Blocking Reduce Attrition Bias? Newsletter of the Experimental Section of the American Political Science Association. Forthcoming May 2011.
2010. “Review of James Habyarimana, Macartan Humphreys, Daniel N. Posner, and Jeremy M. Weinstein, Coethnicity: Diversity and the Dilemmas of Collective Action.” Forthcoming, Political Science Quarterly.
2010. “Review of Jared Diamond and James Robinson, eds., Natural Experiments of History.” Forthcoming, Perspectives on Politics.
2009.Comment on Daniel Lederman and William Maloney, “In Search of the Missing Resource Curse.” 2009. Economia 9 (1).
2008. Review of John Gerring, Case Study Research: Principles and Practices, Cambridge University Press. 2008. In The Journal of Politics, 70 (1): 282-83. Advance version online as doi:10.1017/S0022381607080243.
2007. Report to a committee of the National Academy of Sciences on improving USAID program evaluation: Field memos from Peru. . The committee’s full report is available online here.