Total factor productivity in railroads _____________ in the 20 years prior to the Civil War
a. decreased slightly
b. remained largely unchanged
c. increased by about 25 percent
d. more than doubled
d. more than doubled
Economics
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Refer to Table 2-11. What is South Korea's opportunity cost of producing one digital camera?
A) 0.05 pounds of wheat B) 20 pounds of wheat C) 25 pounds of wheat D) 60 pounds of wheat
Economics
Which of the following does NOT cause a shift in demand?
A) change in income B) change in tastes C) change in the price of the good D) change in the price of a related good
Economics