Power is a core concept in the analysis and design of organisations. In this paper we consider positional power in … hierarchies. One of the problems with the extant literature on positional power in hierarchies is that it is mainly restricted to … the analysis of power in terms of the bare positions of the actors. While such an analysis informs us about the authority …

Power is a core concept in the analysis and design of organizations. One of the problems with the extant literature on … positional power in hierarchies is that it is mainly restricted to the analysis of power in terms of the bare positions of the …-established approaches for the analysis of power in non-hierarchical organizations such as the Banzhaf measure; and thus they are all based …

one of the actions. By definition opinion leaders have some power over their followers, and they exercise this power by … satisfaction and power scores which allow us to analyze the actors' satisfaction and power with respect to the collective choice …

affect the behavior of their followers. Hence, opinion leaders have some power over their followers, and they can exercise … this power by influencing their followers choice of action. We study a two-action model for a society with opinion leaders … choice is made by simple majority of the actions chosen by each member. For this model we axiomatize satisfaction and power …

Politicians differ in their ability to implement some policy. In an election, candidates make commitments regarding the …

We study electoral competition among politicians who are heterogeneous both in competence and in how much they care … politicians may have stronger incentives to behave opportunistically if other politicians are more likely to behave … politicians’ incentives to behave opportunistically increase with politicians’ pay and with polarization of policy preferences. …

We develop a simple two period model to study the importance of motivational differences among politicians in … describing the role of elections and explaining policy choices. In our model, politicians differ in their motives of running … public office. Good politicians care about policies while bad politicians care about rent extraction. Voters want to control …