We develop a dynamic model of political competition. Each party has a policymotivated ideological wing and an office-motivated opportunistic wing. A blockade arises if inner-party conflict stops policy implementation. We use this model to study whether early elections should be used to overcome...

We develop a dynamic model of political competition. Each party has a policymotivated ideological wing and an office-motivated opportunistic wing. A blockade arises if inner-party conflict stops policy implementation. We use this model to study whether early elections should be used to overcome...

The nonexistence of equilibria in models of electoral competition involving multiple issues is one of the more puzzling results in political economics. In this paper, we relax the standard assumption that parties act as expected utility maximizers. We show that equilibria often exist when...

Ghana's 2008 elections have been hailed by national and international observers as a model for Africa. This perception has prevailed despite persistent concerns about "ethnic block voting" and electoral fraud. Electoral malpractice and vote rigging along ethnic lines in Ghana's virtual two-party...

In economics and other social sciences, complex processes are often represented by numerical models of reality which more or less well reflect behavioral relationships and interactions. Such attempts are the subject of a lecture course "Mathematical Theory of Democracy" by the author at the...

This paper provides new evidence on the effect of immigration on election outcomes. Our analysis makes use of data on city districts in Hamburg, Germany, during a period of substantial inflows of immigrants and asylum seekers. We find significant and robust effects for changes in foreigner...

The youth have long represented an important constituency for electoral mobilization in Africa. Today, as the region faces a growing 'youth bulge' that is disproportionately burdened by un- and underemployment, capturing the votes of this demographic is becoming more important than ever before....

We examine whether government ideology was correlated with the growth in military expenditure in Germany over the period 1951-2011. By using various measures of government ideology, the results do not show any effect. The exception is an ideology measure based on the Comparative Manifesto...