Normal goods An increase in income increases the consumption of normal goods A Michael R Baye, Managerial Economics and Business Strategy, 3e. CThe McGraw-Hill Companies, Inc, 1999Michael R. Baye, Managerial Economics and Business Strategy, 3e. ©The McGraw-Hill Companies, Inc. , 1999 Normal Goods An increase in income increases the consumption of normal goods. Y II I 0 A B X