Atkinson, Scott E; Tschirhart, John - In: The Review of Economics and Statistics 68 (1986) 4, pp. 558-66
Failure time models correcting for heterogeneity are used to explain the length of participation in a risky career. Using data from t he National Football League, the authors first employ a class of techniques whic h ignore unobserved heterogeneity; hence these methods impose severe restriction...