Previous research has established that good-looking political candidates win more votes. We extend this line of research by examining differences between parties on the left and on the right of the political spectrum. Our study combines data on personal votes in real elections with a web survey...

How does ideological polarization on non-economic matters influence the size of government? We analyze this question using a differentiated candidates framework: Two office-motivated candidates differ in their (fixed) ideological position and their production function for public goods, and...

One of the most widely discussed phenomena in American politics today is the perceived increasing partisan divide that splits the U.S. electorate. A central contested question is whether this diagnosis is actually true, and if so, what is the underlying cause. We develop a model that relates the...

A unique dataset is used to separately analyze the social origins of left-wing and nationalist-separatist terrorism in 17 Western European countries between 1970 and 2007. We argue that the differences in the historic roots, ultimate goals as well as their negotiability, levels of domestic and...

We test the theory of expressive voting in relation to political ideology in a laboratory experiment. After deriving our hypotheses from a decision theoretic model, we examine voting decisions in an experiment in which we use the size of the electorate as the treatment variable. Using a Heckman...

Economists, and also economic research institutes, differ in their attitudes towards desirability of economic policies. The policy positions taken can often be determined by ideology. We examine economic policy positions by investigating minority votes in the Joint Economic Forecast of German...

We examine how donor government ideology influences the composition of foreign aid flows. We use data for 23 OECD countries over the period 1960]2009 and distinguish between multilateral and bilateral aid, grants and loans, recipient characteristics such as income and political institutions,...

Principal-agent problems can arise when preferences of voters are not aligned with preferences of political representatives. Often the consequence of the political principal-agent problem is political catering to special interests. In this paper I provide examples of principal-agent problems...