Competition and efficiency is at the core of economic theory. This volume collects papers of leading scholars, which extend the conventional general equilibrium model in important ways: Efficiency and price regulation are studied when markets are incomplete and existence of equilibria in such...

Key Features:Offers many new fixed-point theorems together with mathematical structures that can be utilized to describe many general economic equilibrium settings and views of the worldTreats methods for fixed-point and equilibrium arguments under the framework of "homology theory", so that the...