Paper [I] adds to the theoretical literature on the incentives of Temporary Work Agencies (TWAs). Using a principal-agent model with hidden action to model two main types of contracts between a TWA and a Client Firm (CF), the TWA is shown to potentially act against the best interest of the CF...

This thesis consists of a summary and four self-contained papers. <p> Paper [I] Following the 1987 report by The World Commission on Environment and Development, the genuine saving has come to play a key role in the context of sustainable development, and the World Bank regularly publishes numbers...</p>

This paper concerns public provision of a private good in a two-type model with optimal nonlinear income taxation. We assume that the wage rates are determined by bargaining between unions and firms, meaning that the equilibrium is characterized by unemployment. We show that, if the labor market...

In this paper, I consider environmental policy as part of a mixed tax problem with a general income tax and linear commodity taxes. I assume that the wage rate is determined by bargaining between unions and firms. The results show that the change in the number of employed persons, following a...

Paper [I] studies equality of opportunity in Sweden. The distinction between circumstances that constrain an individual’s opportunities and the individual choices also affecting a particular outcome is the main idea of theories of equality of opportunity. In this study, equality of opportunity...

This paper concerns optimal redistributive income taxation and provision of a public input good in a two-type model with a minimum wage policy implemented for the low-ability type, where firms may use some of their resources for outsourcing by locating part of the production process abroad. Our...

This thesis consists of three papers on the economics and structure of Swedish families. Paper [I] examines the determinants of children’s educational achievement in Sweden. Special attention is given to the labour market work by mothers and fathers in terms of its influence on the educational...

This paper concerns optimal taxation and provision of a public good in the context of the mixed tax problem, where the set of tax instruments consists of a nonlinear income tax and linear commodity taxes. The analysis is based on a two-type model with endogenous wage rates. Contrary to previous...

This thesis consists of a summary and four papers. The first two papers are theoretical contributions within the area of optimal taxation and public expenditures under asymmetric information between the government and the private sector, and the last two are empirical contributions to the...

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...