Even after four decades of research it remains unclear, whether presidential popularity depends on the state of the economy. While about half of all studies for the United States find a significant effect of unemployment and inflation on presidential popularity, the others do not. Additional...

Public Choice is the merger between political science and economics. In the introductory sections of this survey it is investigated what we can expect from the logic of public choice. How far is it able to produce consistent results? Is public choice consistent with liberty? What can be done to...

Political Economy and Public Choice have studied the interactions between the economy and the polity for over 60 years now. The present paper endeavours to provide a critical discussion of this literature and its achievements. In particular, it starts with the different approaches based on...

This paper surveys the recent literature on the political economy of the formation of international environmental agreements. The survey covers theoretical modelling approaches and empirical studies including experimental work. Central to our survey is the question how the political process...