Daniel has $300 in a bank account. Some years ago he put $213.20 into this account, and it has earned 5 percent interest every year since then. How many years ago did Daniel open his account?

If the demand for a good is determined to be "unit elastic," then the elasticity measure

A) is greater than 1.0. B) is equal to 1.0. C) is less than 1.0. D) is infinite.

Which of the following is a disadvantage of the benefit principle?

a. It cannot be applied to transfer programs. b. It does not apply to user charges. c. It is completely incompatible with efficiency. d. It closely resembles a market price.