The analysis provides a new explanation for two widespread problems concerning European unemployment policy: the Disappointingly small effect of many past reform measures on unemployment, and the political difficulties in implementing more extensive reform programs.

The analysis provides a new explanation for two widespread problems concerning European unemployment policy: the disappointingly small effect of many past reform measures on unemployment, and the political difficulties in implementing more extensive reform programs. We argue that the heart of...

This paper carries out a critical reappraisal of the two contending theories purporting to explain long-run government spending: Wagner’s Law and different variants of the ratchet effect. We analyze data spanning from the early 19th century until the present day in Sweden and the United...

In this paper, we ask under what conditions norms can enhance welfare by mitigating moral hazard in income insurance. We point out a particular role of norms, namely to compensate for insurers’ difficulties in monitoring the behavior of insured individuals. Thus, the functioning of social...

No abstract.

This paper considers the possibility of letting a pay-go pension system mimic a fully funded pension system. Generically, it turns out to be impossible to make a less than fully funded pension system actuarially fair on average. But a non-funded pay-go pension system can provide an actuarially...

The paper discusses the consequences for the functioning of different pension systems of various types of socioeconomic changes, mainly demographic developments, variations in productivity growth and changes in real interest rates. Two of the pension systems have exogenous and four have...

In an analysis of the risk-sharing properties of different types of pension systems, we show that only a fixed-fee pay-as-you-go (PAYG) pension systems can provide intergenerational risk sharing for living individuals. Under some circumstances, however, other PAYG pension systems can enhance the...

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...

In an analysis of the risk-sharing properties of different types of pension systems, we show that only a fixed-fee pay-as-you go (PAYG) pension systems can provide intergenerational risk sharing for living individuals. Under some circumstances, however, other PAYG pension systems can enhance the...