Return Analysis Information is provided below for three manufacturers from their 2001 annual reports.

(In millions)

Caterpillar, Inc. (agricultural machinery)

Kellogg Co.
(foods)

Eli Lilly & Co.
(pharmaceuticals)

Net sales

$20,450

$8,853

$11,543

Net income (loss)

805

474

2,780

Total assets

30,657

10,369

16,434

Total stockholders’ equity

5,611

872

7,104

Required

A. Calculate asset turnover, profit margin, return on assets, and return on equity for each company.

B. Evaluate the relationship between asset turnover and profit margin and between return on assets and return on equity for the companies.