Capital Punishment and Deterrence: Understanding Disparate Results (with Chao Fu and Salvador Navarro), December 2011.

Complexity, Economics, and Public Policy, December 2011.

Pitfalls in the Use of Time Series Methods to Study Deterrence and Capital Punishment (with Kerwin Charles), December 2011.

Poverty Traps and Appalachia, August 2011.

Model Uncertainty and Empirical Policy Analysis in Economics: A Selective Review, August 2011.

Is God in the Details? A Reexamination of the Role of Religion in Economic Growth (with Andros Kourtellos and Chih Ming Tan), January 2011. Online Supplement