00280nam a2200109Ia 4500082002100000100002200021245007400043260002700117300001600144500000500160700000500165  a330.183bC861.RM  aCournot, Augustin  aResearches into the mathematical principles of the theory of wealthb  aNew YorkbKelleyc1960  axxiv, 213p.  a  a