"Can Higher Prices Stimulate Product Use? Evidence from a Field Experiment in Zambia." (with James Berry and Jesse Shapiro) August 2008, American Economic Review, December 2010."Household Bargaining and Excess Fertility: An Experimental Study in Zambia." (with Erica Field and Jean Lee) American Economic Review 104, 7 (July 2014).
"No Margin, no mission? A field experiment on incentives for public service delivery." (with Oriana Bandiera and Kelsey Jack) forthcoming, Journal of Public Economics.
"Understanding Male Fertility Preferences in Zambia." (on-going, with Erica Field and Alessandra Voena).
"Selection and Compensation of Community Health Workers in Zambia." (on-going, with Oriana Bandiera and Scott Lee).