changes and hours changes: understanding the path of labor supply adjustment

We use British panel data to investigate single women’s labor supply changes in response to three reforms that affected individuals ’ work incentives. We use these reforms to identify changes in labor supply. There is evidence of small hours of work effects for two of such reforms. A third reform in 1999 instead led to a significant increase in single mothers ’ hours of work. The mechanism by which the labor supply adjustments were made occurred largely through job change