Experiments evaluate the fit of human behaviour to the Shapley-Shubik power index (SSPI), a formula of voter power … measured power. Chat rooms and processes for selecting subjects reduce or eliminate extraneous forces. Logrolling remains as … values. The SSPI can serve as a control for power imbedded in voting blocs, permitting fuller analysis of other factors that …

elected candidates' willingness to use their power in an opportunistic way. For this purpose, we rule out re-election concerns … and analyse whether the presence of a vote by itself matters for the exercise of power. We compare two kinds of electoral … suggest the power of voting to limit the self-oriented exertion of power is limited and context-specific …

We conduct a laboratory experiment to study the incentives of a privileged group to share political power with another … power voluntarily only to a small extent, but is more inclined to do so under the threat of punishment, despite the fact … suggests that power sharing arises from the (suboptimal) willingness of the minority to punish selfish behavior …

called inverse power problem needs to be solved. I introduce a new method to address this problem in two-tier voting settings …

The concept of fairness is being discussed related to the distribution of voting power among different actors of voting … yield the same voting power (influence). Voting power is not directly observable: as a proxy for it voting weights are used … to achieve equality of relative voting power (at least approximately) to relative voting weights. -- Fairness ; optimal …

measure religious organizations power to shape human decision making. We employ an objective measure of voters commitment to …

we look at a particular aspect, the power distribution in the Council of the European Union. Since the Lisbon treaty the … population of the supporting member states. Using the Shapley-Shubik power index we calculate the member states' powers with and … without the United Kingdom and update earlier power forecasts using the Eurostat's latest population projections. There is a …

Traditional power indices ignore preferences and strategic interaction. Equilibrium analysis of particular non … lingering debate about the right approach to power analysis. A unified framework that works both sides of the street is … developed here. It rests on a notion of a posteriori power which formalizes players' marginal impact to outcomes in cooperative …

We investigate the method of power indices to study voting power of members of a legislature that has voting blocs. Our … by the pursuit of power as measured by objective power indices. Our starting points are the papers by Riker (Behavioural … Science, 1959, "A test of the adequacy of the power index") and Coleman (American Sociological Review, 1973, "Loss of Power …