"A Market Approach to the Rise of the Geluk School in Tibet" (with Leonard van der Kuijp) (Journal of Asian Studies, forthcoming 2010)
"Conversion in 40 Countries" (with Robert Barro and Jason Hwang) (Journal for the Scientific Study of Religion, forthcoming 2009)
"Private Voluntary Organizations Engaged in International Assistance, 1939-2004" (with Robert Barro) (Nonprofit and Voluntary Sector Quarterly 37, 2, 2008)
"Religion and Economic Development: A Two-way Causation" (Policy Review 148, April - May 2008)
"Religion and Political Economy" (The Review of Faith & International Affairs, Spring, 2007)
"Salvation, Damnation, and Economic Incentives" (Journal of Contemporary Religion, January 2007)
"Religion and Political Economy in an International Panel" (with Robert Barro) (Journal for the Scientific Study of Religion, June 2006)
"Religion and Economy" (with Robert Barro) (Journal of Economic Perspectives, Spring 2006)
"Which Countries Have State Religions?" (with Robert Barro) (Quarterly Journal of Economics, November 2005)
"Religion and Economic Growth" (with Robert Barro) (Milken Institute Review, April 2004)
"Religion and Economic Growth Across Countries" (with Robert Barro) (American Sociological Review, October 2003)
"Guatemala's Postwar Prospects" (Journal of Democracy, April 1997)
"Guatemala: Jump-Starting a Nation" (Crosslines, January 1997)
"Peace of Change?" (Hemisfile, January/February 1997)
"Guatemala: Expectations for Peace" (Current History, February 1996)
"Guatemala: Negotiating Peace to Foster Democracy" (Boletin Electoral Latinoamericano, January-June 1995)
"The International Community's Claim to Rights in Brazilian Amazonia" (Political Studies, 1991)
"Conscientia and Christian Collective Acts" (Quarterly Review, Fall 1985)