Experiments evaluate the fit of human behaviour to the Shapley-Shubik power index (SSPI), a formula of voter power. Groups of six subjects with differing votes divide a fixed purse by majority rule in online chat rooms. Earnings proxy for measured power. Chat rooms and processes for selecting...

1. Introduction -- An Introduction to the Analysis of Power, Voting, and Voting Power -- 2. The Idea of Power -- Power in Game Forms -- A Philosophical View of Power -- Power and Profit in Hierarchical Organizations -- Equivalent Concepts of Power in Voting Games -- Attribution and Social Power...

Observing legislator's voting behavior plays a crucial role in the parliamentary process, both in terms of representation and in terms of accountability. When a MP votes either for or against a proposal, and so for or against his party' s policy line, this action can be observed by both voters...

The role of electoral incentives vs. selection is ideally analyzed in a setting where the same legislators are selected to decide on policies under different electoral rules and where voter preferences on policies can be precisely measured. This is the first paper to look at such a situation....