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Complementary Innovations and the Value of Intangible Assets (with John Laitner) December 2009
Obsolescence of Durable Goods and Optimal Consumption (with Ennio Stacchetti), June 2007
Owned Ideas and the Stock Market (with John Laitner) August 2005
Valuing Lost Home Production of Dual Earner Couples (with Chris House and John Laitner), International Economic Review, vol. 49, No 2 (May 2008): 701-736.
Aggregate Returns to Scale and Embodied Technical Change: Theory and Measurement (with John Laitner), Journal of Monetary Economics, vol. 51, no 1 (Jan 2004): 191-233
Technological Change and the Stock Market (with John Laitner), American Economic Review, vol. 93, no. 4 (Sep 2003): 1240-67
Turnover of Used Durables in a Stationary Equilibrium: Are Older Goods Traded More?, Journal of Political Economy, v110, n6 (Dec 2002): 1390-1413
Optimal Adoption of Complementary Technologies (with Boyan Jovanovic), American Economic Review, vol. 90 no. 1 (2000): 15-29.
Technology Adoption and Commitments: The Welfare Costs of Industrialization Revisited (with Boyan Jovanovic) Nov 2000