Which one of the following is a characteristic of an oligopoly

According to the law of demand, there is an inverse relationship between price and quantity demanded. that is, the demand curve for goods and services slopes downward. why?

Which of the following is an effective strategy when interest rates are falling? a. use long-term loans to take advantage of current low rates. b. use short-term loans to take advantage of lower rates when you refinance a loan. c. deposit to a short-term savings instrumentals to take advantage of higher interest rates when they mature. d.select short-term savings instruments to lock in earnings at a current high rates.

Acorporation a. can use different depreciation methods for tax and financial reporting purposes b. must use the straight - line depreciation method for tax purposes and double declining depreciation method financial reporting purposes c. must use different depreciation method for tax purposes, but strictly mandated depreciation methods for financial reporting purposes d. can use straight- line depreciation method for tax purposes and macrs depreciation method financial reporting purposes