This book deals with the analysis of some formal problems involving operators in Euclidean spaces and their applications to economic modelling. It contains a set of new results on the solvability of complementarity problems and variational inequalities, and a number of applications to...

This book deals with the analysis of production economies in which firms may exhibit increasing returns to scale, or other forms of non-convexities. The study focuses on the existence and efficiency of equilibrium allocations, and the comparison with the standard competitive equilibrium model. A...