We exploit variation in National Insurance contributions (NICs) – the UK's system of social security contributions – and a large panel dataset to examine the effects of 35 years of employee and employer NICs reforms on labour cost (gross earnings plus employer NICs), hours of work and labour...

Disability rolls have escalated in developed nations over the last 40 years. The UK, however, stands out because the numbers on these benefits stopped rising when a welfare reform was introduced that integrated disability benefits with unemployment insurance (UI). This policy reform improved job...

We estimate a dynamic model of employment, human capital accumulation - including education, and savings for women in the UK, exploiting tax and benefit reforms, and use it to analyze the effects of welfare policy. We find substantial elasticities for labor supply and particularly for lone...

The extent to which households can self-insure depends on family structure and wage risk. We calibrate a model of couples and singles’ savings and labor supply under two types of wage processes. The first wage process is the canonical—age independent, linear—one that is typically used to...

This paper estimates the effects on steady state retirement by men of changes in pension" plans and social security in the 1970's and 1980's. Work incentives associated with pension" coverage and plan characteristics are calculated primarily from the 1969-79 Retirement History" Study and the...

We measure the impact of individuals' looks on life satisfaction/happiness. Using five data sets, from the U.S., Canada, the U.K., and Germany, we construct beauty measures in different ways that allow placing lower bounds on the effects of beauty. Beauty raises happiness: A one...

We use an estimated monetary business cycle model with search and matching frictions in the labor market and nominal price and wage rigidities to study four countries (the U.S., the U.K., Sweden, and Germany) during the financial crisis and the Great Recession. We estimate the model over the...

Stringent labor laws can provide firms a commitment device to not punish short-run failures and thereby spur their employees to pursue value-enhancing innovative activities. Using patents and citations as proxies for innovation, we identify this effect by exploiting the time-series variation...

This paper explores the changing role of government involvement in health care financing policy outside the United States. It provides a review of the economics literature in this area to understand the implications of recent policy changes on efficiency, costs and quality. Our review reveals...

This note lays out the basic Susceptible-Infected-Recovered (SIR) epidemiological model of contagion, with a target audience of economists who want a framework for understanding the effects of social distancing and containment policies on the evolution of contagion and interactions with the...