In the early 19th century, the Russian government sent doctors to southern Russian villages to provide assistance during a cholera epidemic. The villagers noticed that wherever doctors appeared, people died. Therefore, many doctors were chased away from villages, and some were even killed. This reaction to the correlation between doctors and deaths is most likely a problem of

Refer to Figure 24-4. Given the economy is at point A in year 1, what is the difference between the actual growth rate in GDP in year 2 and the potential growth rate in GDP in year 2?

A) 0.3% B) 1.1% C) 2.7% D) 3.7%

An appreciation of a nation's currency is

A) a situation in which exchange rates are allowed to fluctuate in the open market in response to changes in supply and demand. B) the increase in the exchange value of one nation's currency in terms of an other nation. C) a nation in which households, firms, and governments buy and sell national currencies. D) the decrease in the exchange value of one nation's currency in terms of another nation.