Working Papers

"Competition in the Black Market: Estimating the Causal Effect of Gangs in Chicago" (This paper was formerly circulated under the title: "The Geography of Gang Violence") [Updated April 2021, Gang Map Data]

"Regulatory Arbitrage in Teacher Hiring and Retention: Evidence from Massachusetts Charter Schools" (joint with Scott Imberman and Marcus Winters) [Updated July 2020] 

"Professional Development at Scale: The Causal Effect of Obtaining an SEI Endorsement Under Massachusetts' RETELL Initiative" (joint with Nathan Jones, Yasuko Kanno, and Marcus Winters) [R&R at Education Evaluation and Policy Analysis]

Works in Progress

"Gender Composition and Voting Strategies in U.S. City Councils" (joint with Thea How-Choon and Anna Weber)

"Treatment Effects at the Quantile" (Joint with Juan Carvajal) [Updated October 2015]