Levine, Phillip B.; Gustafson, Tara A.; Velenchik, Ann D. - In: ILR Review 50 (1997) 3, pp. 493-509
Using National Longitudinal Survey of Youth data, the authors examine the effect of smoking on wages. Their analysis controls for differences in individual charaeteristics that may be correlated with both smoking and wages, including unobservable person-specific characteristics that are constant...