Hourly earnings in the United States : another look at unionization, schooling, sickness, and unemployment using PSID data

Hourly Earnings in the United States: Another Look at Unionization, Schooling, Sickness, and Unemployment Using PSID Data.

Chowdhury, Gopa, (1985)

Individual earnings in the U. S. Another Look at unionization, schooling, stickness and unemployment using panel data

Chowdhury, Gopa, (1982)

Fixed effects with interpersonal and intertemporal covariance

Chowdhury, Gopa, (1994)