The arket for Aluminum Price of Aluminum Supply (private cost) Equilibrium Demand (private value 0 MARKET Quantity of H arc Inc items and derived items copyright C 2001 by Harcourt, Inc AluminunHarcourt, Inc. items and derived items copyright © 2001 by Harcourt, Inc. The Market for Aluminum... Quantity of Aluminum 0 Price of Aluminum QMARKET Demand (private value) Supply (private cost) Equilibrium