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“Inflation Stabilization and the Vanishing Size-Wage Effect, ” October 1999, Industrial and Labor Relations Review, V 53 (1), pp. 103-122.
“Formal Measures of the Informal Sector Wage Gap in Mexico, El Salvador and Peru,” (w/ D. Marcouiller and V. Ruiz de Castilla), January 1997, Economic Development and Cultural Change, pp. 367-392.
“Self-employment: Engine of Growth or Self-help Safety Net?,” in Employment and Shared Growth: Rethinking the Role of Labor Mobility for Development, Paci and Serneels, eds., World Bank Studies in Development series, 2007.
“How does migration affect local development? What Mexico’s experience tells us,” in Pozo, ed., Immigrants and their International Money Flows, Upjohn Institute, 2007.