1. Moment Estimation with Attrition: An Application to Economic Models.;Journal of the American Statistical Association,2001
2. Empirical Strategies in Labor Economics.,1999
3. Credit Constraints in the Market for Consumer Durables: Evidence from Micro Data on Car Loans.,2000
4. The Failure of Competition in the Credit Card Market.;Economic Review,1991
5. Screening vs. Rationing in Credit Markets with Imperfect Information.;American Economic Review,1985