The following transactions take place in 2000:

1. An elderly couple go to the movies and pay

$150

for the tickets.

2. A family sells numerous knick-knacks at a garage sale for

$125

3. A young executive buys 100 shares of IBM for

$10.000

4. A college student receives

$800

from his parents.

5. A young couple down on their luck receive food stamps worth

$230

6. A plumber performs work for a neighbor and receives

$125 in cash that he doesn't record in his company's records.

7. A physician operates on a friend's husband and charges

$2,000

for the operation instead of her usual

$5,000.

8. A teenager paints the porch on his parents' house. The paint cost

$95

The cost of hiring a professional to do the job would have been

$400

9. A high school graduate works a summer job and makes

$7,000.

10. The Federal Reserve Bank sells a bond for

$2,000.

The addition to gross domestic product is