A detailed longitudinal dataset is assembled containing annual performance and biographical data for every player over the entire history of professional major league baseball. The data are then aggregated to the team level for the period 1920-2009 in order to test whether teams built on a more...

Can the existence of positive productivity spillovers between co-workers be explained by the presence of complementarities in a firm's production function? A simple model demonstrates that this is possible when workers perform their tasks sequentially and part of individuals' pay is determined...

Drawing on 28 million observations on people's running times in a free weekly 5 kilometre running event, Parkrun, we examine whether labour market conditions affect fitness. Running times improve during recessions for men and women aged 50 and above but worsen for men aged 20-49 and women aged...

This paper presents a model of lifetime utility maximisation in which expectations of future marital transitions play a role in the determination of work hours. Married people with spouses who earn more are predicted to devote additional time to the labour market when they are confronted with a...

Using worker-level panel data for Turkey, this paper analyses the separate employment effects of increases in the social security taxes paid by employers and increases in the minimum wage between 2002 and 2005. Variation over time and among low-wage workers in the ratio of total labour costs to...

Worker-level panel data are used to analyse the separate employment effects of increases in the social security taxes paid by employers and increases in the minimum wage in Turkey between 2002 and 2005. Variation over time and among low-wage workers in the ratio of total labour costs to the...

Three hypotheses are given to explain why a married woman's work hours might be related to her husband's education, even controlling for his wage rate. Data for a single cohort of women from the NLSY 1979 suggest that women's work hours are positively related to spousal education at the time of...