Effectivity Functions in Social Choice

The present book treats a highly specialized topic, namely effec­ tivity functions, which are a tool for describing the power structure implicit in social choice situations of various kind. One of the ad­ vantages of effectivity functions is that they seem to contain exactly the information which is needed in several problems of implementation, that is in designing the rules for individual behaviour given that this behaviour at equilibrium should result in a prescribed functional connection...