Economists Recommend That Marketing Managers Allocate the Firm's Marketing Resources

Economists recommend that marketing managers allocate the firm's marketing resources to the markets and products where

A) the firm has its greatest sales.
B) an SBU is considered a cash cow.
C) there is the greatest current market share and the fastest industry growth rate.
D) the excess of incremental revenues over incremental costs is greatest.
E) total revenue equals total cost.