Using the data in the graph above, calculate the firm's total profit.

Compared to an electronic payments system, a payments system based on checks has the major drawback that

A) checks are less costly to process. B) checks take longer to process, meaning that it may take several days before the depositor can get her cash. C) fraud may be more difficult to commit when paper receipts are eliminated. D) legal liability is more clearly defined.

For antitrust concerns, courts have blocked all of the following proposed mergers except

a. Bethlehem Steel and Youngstown Steel b. AT&T and MCI c. Brown Shoe and G. R. Kinky d. Pabst Brewing and Blitz Brewing e. Von's Grocery and another L.A. supermarket