Ford Motor Company is the world”s second-largest producer of cars and trucks and ranks among the largest providers of financial services in the United States. The following information pertains to Ford: (in millions)

(in millions)

1998

1999

2000

Sales

$118.017

$135,073

$141,230

Cost of goods sold

1,04,616

1,18,985

1,26,120

Gross margin

$ 13,401

$ 16,088

$ 15,110

Operating expenses

7,834

8,874

9,884

Net operating income

$ 5,567

$ 7,214

$ 5,226

a. Prepare a statement showing the trend percentages for each item, using 1998 as the base year.

b. Comment on the trends noted in part (a).