... elastic © 2010 South-Western, a part of Cengage Learning. All rights reserved. 7 11Advertising-to-Sales Ratios for Select Product CategoriesTable 7. 2b © 2010 South-Western, a part of Cengage ... media buying © 2010 South-Western, a part of Cengage Learning. All rights reserved. 7 12Advertising-to-Sales Ratios for Select Product CategoriesTable 7. 2c © 2010 South-Western, a part of Cengage ... RepeatRepeat © 2010 South-Western, a part of Cengage Learning. All rights reserved. 7 10Advertising-to-Sales Ratios for Select Product CategoriesTable 7. 2a © 2010 South-Western, a part of Cengage...