Opinion leaders are actors who have some power over their followers as they are able to influence their followers’ choice of action in certain instances. In van den Brink et al. (Homo Oeconomicus 28:161–185, <CitationRef CitationID="CR8">2011</CitationRef>) we proposed a two-action model for societies with opinion leaders. We...</citationref>

Voting power indices are widely applied in political science to measure power in voting bodies. Power is, however, also a very important concept in economics. Of the most known indices it is commonly held that they measure so-called a priori voting power, although in a recent study Felsenthal et...

In this paper we will discuss constraints on the number of (non-dummy) players and on the distribution of votes such that local monotonicity is satisfied for the Public Good Index. These results are compared to properties which are related to constraints on the redistribution of votes (such as...

A recent article in this journal highlights, using simulated data, potential paradoxes inherent in the system of election to the Welsh assembly. This paper examines the data for the assembly elections held in 1999 to illustrate the occurrence of yet another paradoxical outcome, the election of...