1. Abowd, John. “The Effect of Wage Bargains on the Market Value of the Firm.”American Economic Review 79 (September 1989): 774–809.
2. _____. “The NBER Immigration, Trade, and Labor Markets Data Files.” InImmigration, Trade, and the Labor Market. Edited by J. Abowd and R. Freeman. Chicago: University of Chicago Press, 1991, pp. 407–421.
3. _____, and Thomas Lemieux. “The Effects of International Competition on Collective Bargaining Outcomes: A Comparison of the United States and Canada.” National Bureau of Economic Research Working Paper #3352, May 1990.
4. Arndt, Sven W., and Lawrence Bouton.Competitiveness: The United States in World Trade. Washington, D.C.: American Enterprise Institute, 1987.
5. Bartel, Ann P., and Frank R. Lichtenberg. “The Comparative Advantage of Educated Workers in Implementing New Technology.”Review of Economics and Statistics 69 (February 1987): 1–11.