Using an extensive longitudinal dataset extracted from the Norwegian Prescription Database (NorPD) containing all prescriptions written in the period January 2004 to June 2007, we selected two particular drugs (chemical substances) used against cholesterol. The two brand-name products on the...

We explore the determinants of the number of long-term bank relations of listed Japanese firms using a unique data set covering the period 1982-1999. Japanese listed firms have about seven long-term bank loan relations on average, but show a large variation around the average. We analyze the...

Lone mothers are overrepresented among poor people in many European countries. In 1998, in Norway, a welfare reform increased the amount of benefits and introduced working requirements. Using a quasi-experimental model, Mogstad and Pronzato (2012) find a positive effect of the reform on lone...

This paper provides a theory and firm-level evidence on the incorporation decision of entrepreneurs in a model of taxes and corporate governance. The theory explains how the incorporation decision of entrepreneurs is driven by taxation (corporate and personal income taxes), corporate...

In this paper we present a theory of health investment when there are multiple causes of death. Since there are several risks “competing“ for one's life, the health investments in avoiding different causes of death are not independent in general. We analyze the optimal investment rules and...

We develop a two-sided matching model to analyze collaboration between heterogeneous academics and firms. We predict a positive assortative matching in terms of both scientific ability and affinity for type of research, but negative assortative in terms of ability on one side and affinity in the...

We analyze a generalized neoclassical growth model that combines a normalized CES production function and possible asymmetries of savings out of factor incomes. This generalized model helps to shed new light on a recent debate concerning the impact of factor substitution and income distribution...

This paper explores the effects of high skilled immigration to a host country with unionized low skilled labor and an unemployment insurance scheme. We show that such immigration can create a negative immigration surplus due to adverse effects on low skilled employment, provided that fiscal...