In the first part of this paper, the authors derive explicit expressions for the direct utility functions, conditional demand equations, and concavity conditions in both price/income and quantity space for the demand system introduced by Hausman and Ruud (1984). These results are then used in an...

We analyze labor supply behavior and the choice between formal and informal sector work of the two spouses in families in urban areas of a developing country, using cross-section data from Bolivia drawn in 1989. The model generalizes the neoclassical family labor supply model. Nonmonetary...

We use panel data to analyze the determinants of speaking fluency and wages of immigrants. Our model takes account of two problems that may bias OLS estimates of the impact of speaking fluency on earnings. First, subjective variables on an ordinal discrete scale, such as self-reported language...

This paper analyzes the ownership dynamics of stocks and mutual funds, using representative household panel data, the Dutch CentER Savings Survey 1993-1998. A bivariate dynamic binary-choice model is introduced, allowing for interactions between the two types of assets. We find that unobserved...