What are four tips for using credit wisely?

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.

How is a federal loan different from a private loan for an education? a federal loan is available for any student who meets the government's lending standards. a private loan is only available for students who show a need. a federal loan is only available for students who show a need. a private loan is available for any student who meets the bank's lending standards. a federal loan can only be used to pay for a student's tuition. a private loan can be used to pay for a student's tuition and any other expenses. a federal loan can be used to pay for a student's tuition and any other expenses. a private loan can only be used to pay for a student's tuition.

In the short-run, marginal costs are equal to the change in variable costs as output changes. ( mc = change in variable cost / change in quantity) assume that capital is fixed in the short-run. (a) start with the equation for marginal cost and derive an equation that relates marginal cost of production to the cost and productivity of labor. (b) draw a standard looking short-run marginal cost curve and use the equation you derived to explain its shape.