The Evolution of Power and the Divergence of Cooperative Norms
Journal of Economic Behavior and Organizationforthcoming (with Paul Smaldino) 

Increasing Returns to Scale, Price Dispersion, and the Distribution of Returns to Innovation
Macroeconomic Dynamics, volume 19, issue 2, pp. 334-362 (with David Levy)

An Agent-Based Model of Centralized Institutions, Social Network Technology, and Revolution    
PLoS One, (2013), Volume 8, Issue 11 (with Jared Rubin)

Emergent Extremism in a Multi-Agent Model of Religious Clubs
Economic Inquiry, (2012) vol. 50(2), pages 327-347, 04.

Religion, Clubs, and Emergent Social Divides
Journal of Economic Behavior and Organization, (2011), Volume 80, Issue 1, pages 74-87

A Theory of Liberal Churches
Mathematical Social Sciences, (2011), Volume 61, No. 1, pages 41-51

Innovation, Price Dispersion, and Emergent Increasing Returns to Scale
Journal of Economic Behavior and Organization, (2010), Volume 73, No. 3, pages 406-417 (with David M. Levy)

Accidental Atheists: An Agent-based Model of Religious Regionalism  
Journal for the Scientific Study of Religion, (2007), Volume 46 (1), pages 1–16 , (lead article, with Laurence R. Iannaccone)

An Agent-Based Model of Mortality Shocks, Intergenerational Effects, and Urban Crime
Journal of Artificial Societies and Social Simulation, (2006), Volume 9, Issue 2