This paper concerns the design of a trading mechanism for a group of traders when their valuations of the good are private information and they bargain over who shall consume more than his initial endowment and who shall consume less. It is shown that there generally exists a set of initial...

A large literature on ex ante moral hazard in income insurance emphasizes that the individual can affect the probability of an income loss by choice of lifestyle and hence, the degree of risk-taking. The much smaller literature on moral hazard ex post mainly analyzes how a “moral hazard...

We analyze the consequences for sickness absence of a selective softening of job security legislation for small firms in Sweden in 2001. According to our differences-in-difference estimates, aggregate absence in these firms fell by 0.2-0.3 days per year. This aggregate net figure hides important...

This paper starts out with a brief discussion of the historical background, the justifications and the political forces behind the built up of the modern welfare state. It also summarizes its major achievements in terms of economic efficiency and redistribution. The paper also tries to identify...

We develop a simple yet realistic model of income insurance, where the individual’s ability and willingness to work is treated as a continuous variable. In this framework, income insurance not only provides income smoothing, it also relieves the individual from particularly burdensome work. As...

The paper discusses a number of threats to the financial sustainability of social spending: increased internationalization of national economies, gradually higher relative costs of producing a number of human services, the “graying” of the population, slower productivity growth in the...

Does the average level of sickness absence in a neighborhood affect individual sickness absence through social interaction on the neighborhood level? To answer this question, we consider evidence of local benefit-dependency cultures. Well-known methodological problems in this type of analysis...

No abstract.