This thesis consists of an introductory part and three papers. <p> Paper [I] examines how taxes affect consumption of commodities that are detrimental to health and the environment. Specifically, this paper examines if a tax increase leads to a significantly larger change in consumption than a...</p>

This thesis consists of five self-contained papers on factor demand and market power. <p> The main objective of Paper [I] is to analyze potential effects on the Swedish forest sector of a continuing rise in the use of forest resources as a fuel in energy generation. The background to the problem...</p>

In this paper, a Poisson regression model is used to study the determinants of entry of new firms into the Swedish retail- and wholesale trade markets. The results suggest that incumbent firms engage in strategic behavior to prevent the entry of newcomers. Regional factors are also found to be...

In this paper we specify and estimate a dynamic factor demand model for the Swedish pulp industry. Firms are assumed to have rational expectations and costs of adjustment will arise when the capital stock is altered. The estimates are based on plant level panel data for the period 1972-1990. We...

In this study, the consequences of unemployment for a Swedish sample of couples are analyzed. The purpose is to estimate the possible income replacement that a spouse can provide. Unemployment can also affect the probability that the couples split up. Since not all couples remain in the...

This paper analyses the factors that determine entry into the Swedish pharmaceuticals market. The analysis is based on panel data for 22 different substances covering the years 1972 to 1996. The results show that profit opportunities in a particular market have a positive impact on entry. In...

This thesis consists of three papers that examine Marshallian sources of growth and interdependent location of Swedish firms and households. Paper [I] examines the impact of static and dynamic knowledge externalities and their impact on Swedish market operating firms growth pattern between 1997...