The financial effects of inventory errors

The following information was taken from the records of Eli Lilly, a major pharmaceutical (dollars in millions).

2008

2007

2006

Sales

$20,378

$18,634

$15,691

Cost of goods sold

4,383

4,249

3,547

Gross profit

$15,995

$14,385

$12,144

Expenses

18,067

11,432

9,481

Net income (loss)

$2,072

$2,953

$2,663

Assume that ending inventory was overstated by $500 in 2006, understated by $150 in 2007, and overstated by $320 in 2008.

REQUIRED:

Compute the corrected cost of goods sold and net income for 2006, 2007, and 2008.