Professor, Department of Economics, Queen's University
"Consumer Search and Productivity Heterogeneity: Theory and Estimation," with Alex Chernoff and Allen Head, September 2025.
"Markups, Pass-Through, and Firm Heterogeneity with Sequentially Mixed Search," with Alex Chernoff and Allen Head, January 2025.
"A Gravity Analysis of Inter-Provincial Trade," with Daniel Teeter, QED Working Paper No. 1507, August 2023.
``A Competitive Search Approach to Exchange Rate Pass-Through," with Ayman Mnasri, Economic Theory, 76, July 2023, 153-201.
``An Empirical Examination of the Effect of Covid-19 Travel Restrictions on Canadians' Cross Border Travel and Canadian Retailers", with Jen Baggs and Loretta Fung, Canadian Public Policy, 48(1), March 2022, 162-185.
``Exchange Rates, Cross-Border Travel, and Retailers: Theory and Empirics," with Jen Baggs and Loretta Fung, Journal of International Economics, 115, November 2018, 59-79.
``The Canadian Border and the US Dollar: The Impact of Exchange Rate Changes on US Retailers," with Zhe Chen and Michael B. Devereux, Canadian Journal of Economics, 50(5), December 2017, 1525-1555.
``International Trade with Firm Heterogeneity: Theoretical Developments and Policy Implications," in Redesigning Canadian Trade Policies for New Global Realities, The Art of the State Series, Vol. VI, Institute for Research on Public Policy, 2017, 39-76.
``Firm Dynamics in Retail Trade: The Response of Canadian Retailers to Exchange Rate Shocks," with Jen Baggs, Eugene Beaulieu, and Loretta Fung, Review of International Economics, 24(3), August 2016, 635-66.
``Firms in International Trade: Trade Policy Implications of the New New Trade Theory," with Dan Ciuriak and Robert Wolfe, (with Terry Collins-Williams and John Curtis), Global Policy, 6(2), May 2015, 130-140.
``Productivity and the Decision to Import and Export: Theory and Evidence," with Hiroyuki Kasahara, Journal of International Economics, 89(2), March 2013, 297-316.