All of the following generate positive externalities EXCEPT
A) public health programs.
B) lower marginal tax rates.
C) requiring proof of inoculation before entering college.
D) requiring proof of inoculation before entering elementary school.
B
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Interest rates in the economy have fallen. How will this affect aggregate demand and equilibrium in the short run?
A) Aggregate demand will rise, the equilibrium price level will fall, and the equilibrium level of GDP will rise. B) Aggregate demand will fall, the equilibrium price level will rise, and the equilibrium level of GDP will fall. C) Aggregate demand will rise, the equilibrium price level will rise, and the equilibrium level of GDP will rise. D) Aggregate demand will fall, the equilibrium price level will fall, and the equilibrium level of GDP will fall.
If a farmer's opportunity cost of producing 50,000 bushels of wheat is 20,000 fewer bushels of soybeans, then her opportunity cost of producing 50,000 bushels of soybeans must also be 20,000 fewer bushels of wheat
a. True b. False Indicate whether the statement is true or false