Baland, J.-M.; Dreze, J.; Leruth, L. - Center for Operations Research and Econometrics (CORE), … - 1998
The paper presents an analysis of the coexistence of daily-wage and piece-rate contracts in agrarian economies. We show that, when individual effort is taken into account, daily-wage labourers typically form a convex set in the space working ability. The most able and the least able labourers...