Buying power of dollar through the years

Goods and services that can be used for the same purpose are and goods and services that are used together are

Do you think a travel organization company might be able to get less expensive airline tickets then you as an individual could get? (no less then 25 words)

10. which of the following is true regarding preretirement inflation? a. defined-benefit plans provide more inflation protection than defined-contribution plans. b. because of preretirement inflation, possible investment-related growth is increased for defined-contribution plans. c. all types of benefits are designed to cope with preretirement inflation. d. preretirement inflation is generally reflected in the increase in an employee's compensation level over a working career.