The development of a strain of wheat that will yield two crops per year rather than one crop per year is an example of economic growth resulting from
A) increased gross investment. B) technological progress.
C) an increase in per capita real income. D) capital accumulation.
B
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Refer to the figure below. In response to gradually falling inflation, this economy will eventually move from its short-run equilibrium to its long-run equilibrium. Graphically, this would be seen as 
A. long-run aggregate supply shifting leftward B. Short-run aggregate supply shifting upward C. Short-run aggregate supply shifting downward D. Aggregate demand shifting leftward
Of the 6,000 settlers who migrated to Virginia since the founding of the first permanent settlement in 1607, nearly ________ had died by 1623
a. 5,500 b. 4,000 c. 2,500 d. 1,000
The most essential economic problem is the existence of: a. both an increasing population and the depletion of natural resources. b. both limited economic resources and unlimited desires
c. both inflation and unemployment. d. income inequality and economic freedom.
Recent changes in methods used to compute the CPI have made the
a. upward bias in the CPI inflation rate more severe than it used to be. b. upward bias in the CPI inflation rate less severe than it used to be. c. downward bias in the CPI inflation rate more severe than it used to be. d. downward bias in the CPI inflation rate less severe than it used to be.