How is migration related to informal activities? They may be complementary since new migrants may have difficulty finding employment in formal work, so many of them end up informally employed. Alternatively, migration and informality may be substitutes since migrants' incomes in their new...

We examine the earnings determinants of the self-employed and wage earners in Hungary in the mid-1990's, taking into account two forms of selection: selection into working or nonworking for every individual in our sample and selection into self-employment or wageearning jobs for workers only....

With fortuitously timed data – collected before, during and after a major macro-financial crisis in Bulgaria – we revisit several hypotheses in the economics and nutritional literature related to the tendency of households to smooth their nutritional status over time. We explore the dietary...

We study effects of a firm's attempt to optimize an existing incentive scheme to increase sales growth for direct store delivery workers. Before optimization workers reported Ratchet Effects that lowered productivity. The altered incentive plan offered higher compensation for increased sales...

A large, mature and robust economic literature on pay for performance now exists, which provides a useful framework for thinking about pay for performance systems. I use the lessons of the literature to discuss how to design and implement pay for performance in practice.