"The Cost of Low Fertility in Europe" (with David E. Bloom, David Canning and Jocelyn Finlay), forthcoming European Journal of Population
"Fertility, Female Labor Force Participation, and the Demographic Dividend, (with David E. Bloom, David Canning and Jocelyn Finlay), Journal of Economic Growth, 14(2), 79-101, June 2009
"Population Aging and Economic Growth, (with David. E. Bloom and David Canning), forthcoming in "Global Challenges and Growth", Michael Spence and Danny Leipziger (eds.), Commission on Growth and Development.
“Elite Institutions and Inequality,” (with Andreas Bergh), European Economic Review 53, 376-384, April 2009
“Urbanization and the Wealth of Nations” (with David E. Bloom and David Canning), Science, vol. 319, no. 5864, 772 - 775, February 2008
"Higher Education Policy, Enrollment and Income Inequality,” (with Andreas Bergh), Social Science Quarterly, 89(1), 217-235, 2008
“Does Age Structure Forecast Economic Growth?” (with David Bloom, David Canning and Jocelyn Finlay), International Journal of Forecasting, 23(4), 569-585, December 2007