The seven-fold increase, since 1920, in the labor force participati on rate of married women was not accompanied by a substantial increase in average work experience among employed married women. Two data sets, giving life-cycle labor-force histories for cohorts of women born from the 1880s to...

We develop a model in which a worker's skills determine the worker's current wage and sector. The market and the worker are initially uncertain about some of the worker's skills. Endogenous wage changes and sector mobility occur as labor market participants learn about these unobserved skills....