In this paper we derive an exact relationship between the net investment at a given point in time and future consumption plans. Our result is general in the sense that it neither requires a constant rate of time preference nor an exponential discount function. One interpretation of the result is...

Previous studies indicate that the general public would prefer to reallocate medical resources from old people to young ones, and also has a low WTP for measures that increase the survival probability at an advanced age. In this paper, we present an analysis of the value of a ‘blip’, i.e. an...

In this note, we analyze the behavior of a firm that has a (stochastic) market power due to a patent. For example, we show how to handle the stock aspects of R&D activities (the accumulation of human capital in a firm). In fact, when the R&D stock enters the survival probability of the firm's...

This paper analyses how market shares for brand name drugs are affected by generic competition. The analysis is based on micro data for twelve different original drugs, which are all subject to generic competition. For five of these drugs, we find that the price of the original relative to the...

Sweden has experienced a sequence of tax and benefit reforms during the last decade. The purpose of this paper is to evaluate these extensive reforms from the points of view of labour supply, welfare and inequality. As a basis of the analysis, we use the household labour supply model, which is...