The Handbook of Social Choice and Welfare presents, in two volumes, essays on past and on-going work in social choice theory and welfare economics. The first volume consists of four parts. In Part 1 (Arrovian Impossibility Theorems), various aspects of Arrovian general impossibility theorems,...

to the Handbook on Approval Voting -- History of Approval Voting -- Acclamation Voting in Sparta: An Early Use of Approval Voting -- Going from Theory to Practice: The Mixed Success of Approval Voting -- Axiomatic Theory -- Collective Choice for Simple Preferences -- Axiomatizations of Approval...

Representations of constitutions -- to Part I -- Constitutions, effectivity functions, and game forms -- Nash consistent representations -- Acceptable representations -- Strongly consistent representations -- Nash consistent representation through lottery models -- On the continuity of...