National accounts data are always revised. Not only recent data, but also figures dating many years back can be revised substantially. This means that there is a danger that an important part of the central bank's information set is flawed for a long period of time. In this paper we present a...

Many ocean fisheries are subject to a fundamental economic problem generally referred to as the common property problem. The common property problem manifests itself as excessive fishing fleets and fishing effort, depressed fish stocks and little or no profitability of the fishing activity,...

Paid maternity leave has gained greater salience in the past few decades as mothers have increasingly entered the workforce. Indeed, the median number of weeks of paid leave to mothers among OECD countries was 14 in 1980, but had risen to 42 by 2011. We assess the case for paid maternity leave,...

This paper studies the relationship between retirement and mortality, using a unique administrative data set covering the full population of Norway. We make use of a series of retirement policy changes in Norway, which reduced the retirement age for a group of workers but not for others. By...

There is a heated debate in many European countries about a move towards a welfare system that increases the incentives for lone mothers to move off welfare and into work. We analyze the consequences of a major Norwegian workfare reform of the generous welfare system for lone mothers. Our...

There is plenty of evidence for market failures that motivate government intervention for innovation in general and research and development (R&D) in particular. R&D subsidies are a policy tool of major importance - both in theory and practice. The empirical evidence for the effectiveness of R&D...

This paper investigates the effects of five different vocational rehabilitation (VR) programs on the hazard rates into employment, disability and temporarily withdrawals from the labor market for persons who face severe problems in re-entering the labor market, mostly due to medical problems....

Duverger (1954) noted that changes in electoral systems will have two types of effects: mechanical effects, and reactions of political agents in anticipation of these, which he referred to as psychological effects. It is complicated to empirically separate the two effects since these occur...