Identifying industries using common-size -balance sheet percentages. Exhibit 2.18 presents common-size balance sheets for five firms. The firms and a description of their acti\ ities follow :

(1) Commonwealth Edison: Generates and sells electricity to businesses and households.

(2) Hewlett-Packard: Develops, assembles, and sells computer hardware and printers. The firm outsources many of its computer and printer components.

(3) Household International: Lends money to consumers for periods ranging from several months to several years.
(4) May Department Stores: Operates department store chains and offers its own credit card.
(5) Newmont Mining: Mines for gold and other minerals, utilizing heavy equipment.
Use whatever clues that you can to match up the companies listed above with the films listed in Exhibit 2.18. Describe your reasoning.