Since so few people appear knowledgeable about public affairs, one might question whether collective policy preferences revealed in opinion surveys accurately c

"The significance of this account should be clear. If, as economists frequently assert, proper diagnosis of the disease is a crucial prerequisite to treatment,

Democratic politics is a collective enterprise, not simply because individual votes are counted to determine winners, but more fundamentally because the individ

Individual decision making can often be wrong due to misinformation, impulses, or biases. Collective decision making, on the other hand, can be surprisingly acc

A definitive, comprehensive, and analytically sophisticated treatment of the theory of collective preference