For about 45 years, vote and popularity functions have been estimated for many countries indicating that voting intentions as well as actual votes are influenced by economic development. The economy is, of course, not the only and probably not always the most important factor, but there is no...

This paper provides a comprehensive theoretical model of the political decision making process. Therein two ideologically different political parties compete for power. Their primary instrument in this competition are programmatic concessions in favor of voters and interest groups. As any...

Cities increasingly address climate change, e.g. by pledging city-level emission reduction targets. This is puzzling for the provision of a global public good: what are city governments' reasons for doing so, and do pledges actually translate into emission reductions? Empirical studies have...