Betty and Wilma are the only two cashiers employed at a retail store. Each of them works the same 40 hours per week. By manually entering the price of each product purchased into the cash register, Betty can check out 20 customers and Wilma can check out 30 customers per hour. The store owner replaces the old cash registers with new ones that automatically scan product prices into the register. With the new cash registers, Betty and Wilma can each check out 60 customers per hour. Their average labor productivity as a team before the new cash registers were introduced was ________ customers per hour and ________ customers per hour after the new machines were installed.
A. 50; 60
B. 50; 120
C. 1,000; 2,400
D. 25; 60
Answer: D
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A decrease in the level of cyclical unemployment will shift the long-run Phillips curve
Indicate whether the statement is true or false
If the price level doubles, the value of money
A) doubles. B) more than doubles, due to scale economies. C) rises but does not double, due to diminishing returns. D) falls by 50 percent.
Unemployment due to the normal processes of quitting and searching for jobs is called ________ unemployment
A) turnover B) mismatch C) cyclical D) natural
According to the Quantity Theory of Money (Chapter 3), the increase in the money supply from $39.7 billion in 1940 to $99.2 billion in 1945 should have fueled strong inflation. However, it did not because
(a) the World War II (1941–45) (WWII) economy was operating below full employment levels of production. (b) the WWII economy was operating at full employment levels of production. (c) the WWII economy was operating above full employment levels of production. (d) price controls prevented the surge in prices across the economy.