We propose a model to evaluate the U.K.'s zero-hours contract (ZHC) - a contract that exempts employers from the requirement to provide any minimum working hours, and allows employees to decline any workload. We find quantitatively that ZHCs improve welfare by enabling firms with more volatile...

This paper investigates the roots of labour market discrimination underlying the negative correlation between body fat percentage and wages. Using a large panel dataset of individuals drawn from the 1997 National Longitudinal Survey of Youth (NLSY97) for the US, we test whether residual wage...