Consider an investment with the following returns over four years:

Year 1 2 3 4

Return 15% 7% 9%11%

Which is a better measure of the investment's past performance? If the investment's returns are independent and identically distributed, which is a better measure of the investment's expected return next year?
Arithmetic average is a better measure of the investment's past performance while CAGR is a better measure of the investment's expected return next year.
CAGR is a better measure of the investment's past performance while arithmetic average is a better measure of the investment's expected return next year.

Arnold rossiter is a 40-year-old employee of the barrington company who will retire at age 60 and expects to live to age 75. the firm has promised a retirement income of $20,000 at the end of each year following retirement until death. the firm's pension fund is expected to earn 7 percent annually on its assets and the firm uses 7% to discount pension benefits. what is barrington's annual pension contribution to the nearest dollar for mr. rossiter? (assume certainty and end-of-year cash flows.)

1. which one of the following would be an example of a supply-side market failure? a. a gas station is slowly leaking diesel fuel from its underground tanks, and after the leak is discovered, the business immediately cleans up the pollution at its own expense. b. a gas station is slowly leaking diesel fuel from its underground tanks, but the state uses taxpayer money to clean up the pollution rather than requiring the business to pay. c. your business wants to attract repeat customers by putting on a customer-appreciation picnic at a public park, but you decide not to because you couldn't prevent noncustomers from consuming the food and entertainment you provided. d. everyone rushes to the local retail outlet at midnight on the day of the release of a new video game console, and the store runs out before everyone is able to buy one.

You have $5,300 to deposit. regency bank offers 6 percent per year compounded monthly (.5 percent per month), while king bank offers 6 percent but will only compounded annually. how much will your investment be worth in 17 years at each bank