In many industrialised countries, teenagers have a significant spending power, and they are important customers for specialised industries. The income of teenagers still in full time education comes from two major sources: parental pocket money, and earnings from part time jobs. Little is known...

In recent years a number of panel estimators have been suggested for sample selection models, where both the selection equation and the equation of interest contain individual effects which are correlated with the explanatory variables. We review and compare some of these estimators, and apply...

This paper presents a life cycle model for the demand for health, and derives empirical specifications that distinguish between permanent and transitory wage responses. Using panel data, we estimate dynamic health and health input demand equations. We find evidence of negative transitory wage...