In a study of college yearbook photos, researchers found that:
a. An inauthentic smile by males meant they would be unhappy in life
b. Women with the Pan Am (fake) smile were just as happy in life as women with the Duchene (genuine) smile
c. Smiling type makes no difference
d. A genuinely smiling woman (with the Duchene smile) is more likely to be married, stay married, and to experience more personal well-being than a woman with the fake smile.
D
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How does a country maintain a fixed exchange rate?
A) By intervening in the foreign exchange markets and buying or selling currency as needed to achieve the desired exchange rate. B) By forbidding foreign exchange markets to trade currency at anything other than the official exchange rate. C) By setting domestic interest rates to achieve purchasing power parity as the desired exchange rate. D) By intervening in import and export markets to achieve the desired current account and exchange rate.
In the figure above, originally the apartment rental market is in short-run and long-run equilibrium with a rent of $600 per month. Then the government imposes a rent ceiling of $500 per month. Now suppose that demand increases
The increase in demand results in the quantity supplied A) increasing. B) staying the same. C) decreasing. D) increasing, staying the same, or decreasing depending on how much demand increases.