00405nam a2200121Ia 4500082002300000100001900023245012600042260003900168300001500207490005100222500000500273700000500278  a338.520973bK19.PC  aKatona, George  aPrice control and businessbfield studies among producers and distributors of consumer goods in the Chicago area, 1942-44  aBloomingtonbPrincipia Pressc1945  axiv, 246p.  aCowles Commission for Research in Economics, 9  a  a