Pollution taxes are more efficient in cleaning up the environment than direct controls. What role is there for direct controls?

a. They are useful standby mechanisms.
b. They are useful if it is decided to prohibit the substance altogether.
c. They are useful where dependable metering devices are not available or prohibitively costly to install.
d. All of the above are true.


d

Economics

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Sally writes a $10,000 check to Harry who deposits it in the same bank.

A. Both deposits and reserves of depository institutions increase. B. Both deposits and reserves of depository institutions remain unchanged. C. Reserves at depository institutions increase, but deposits remain the same. D. Both deposits and reserves at depository institutions decrease. E. Reserves at depository institutions decrease, but deposits remain the same.

Economics

When the demand for CDs rises, buyers will purchase more CDs at

A. all prices. B. some prices. C. no prices.

Economics

If U.S. prices increase relative to the rest of the world, we would expect:

A. net exports to be unaffected. B. net exports to increase. C. net exports to decrease. D. government spending to increase.

Economics