Between 1950 and the mid-1990s, the united states experienced a much larger increase in the standard of living than the soviet union. this difference can be most attributed to the fact that the u. s.

a. was more centrally planned than the soviet union.
b. had a much larger amount of capital accumulation.
c. experienced a greater increase in the amount of population growth.
d. had a greater amount of technological change.

"jake’s roof repair has provided the following data concerning its costs: fixed cost per month cost per repair-hour wages and salaries $ 20,900 $ 15.00 parts and supplies $ 7.70 equipment depreciation $ 2,800 $ 0.35 truck operating expenses $ 5,720 $ 1.60 rent $ 4,690 administrative expenses $ 3,850 $ 0.50 for example, wages and salaries should be $20,900 plus $15.00 per repair-hour. the company expected to work 2,600 repair-hours in may, but actually worked 2,500 repair-hours. the company expects its sales to be $47.00 per repair-hour. required: compute the company’s activity variances for may."