“Mortgage Commitments and Labor Market Participation: An Empirical Analysis for Italy,” with Daniela Del Boca, in Quantitative Research for Economic Policy, Bank of Italy, 1999, pp. 477-490 (in Italian).

"Generations Are Similar" with Arie Kapteyn and Rob Alessie, in P. Ester, J. Geurts, and M. Vermeulen (eds.), The Makers of the Future. Tilburg: Tilburg University Press, 1997, pp. 141-152 (in Dutch).