//-->
Does unemployment make you sick? : An econometric analysis of the determinants of health
Marceau, Nicolas, (1996)
Incentives, Team Production, Transactions Costs, and the Optimal Contract: Estimates of an Agency Model using Payroll Records
FERRALL, Christopher, (1994)
Fixed Wages, Piece Rates, and Intertemporal Productivity: a Study of tree Planters in British Columbia
Paarsch, Harry J., (1997)