Which of the following is NOT one of the four problems for marketers seeking to promote a service's benefits described by Banwari Mittal?

Accidental dual agency may result when an agent

A. unintentionally enters into an agency relationship with both the seller and the buyer. B. put his own self interest above the clients. C. as a member of the MLS and shows a listing buy another broker. D. lists another broker's listing.

________ measures the return earned on the common stockholders' investment in the firm

A) Net profit margin B) Price/earnings ratio C) Return on equity D) Return on total assets