Even shares in a company as wonderful as, say, Microsoft are treasured only for their trade-in value.

We'll keep 'em, but their trade-in value will be zero.

For a car in miserable shape, though, a taxpayer's estimate could be thousands of dollars more than the car's actual resale or trade-in value.

This company gives you good trade-in value.

Not everyone agrees, of course, that most of today's jewelry has the trade-in value of, say, a new car.

A lot of people who were able to participate were buying anyway, but their trade-in value jumped significantly.

Sellers may negotiate price, credit terms, delivery times, trade-in values and other aspects of the commercial transaction.

The more forgiving that salespeople are in negotiating price, trade-in value, interest rate, floor mat cost and everything else, the less money they make.

Now corporate buyers must assess whether the pass-down value is greater than the trade-in value.

In general, a car's trade-in value decreases by about 30% per year.