Refer to the above table. You are given information on Jasmin's consumption for 2005 and 2015. Using 2005 as the base year compute the price index for 2015. The index equals

An increase in the equilibrium price of Japanese yen per dollar could be caused by a(n):

A. increase in the general level of prices in Japan. B. increase in the U.S. demand for domestically-built automobiles. C. decrease in the U.S. income relative to the income in Japan. D. increase in the supply of dollars on the foreign market.

If in some production range average cost is rising, the firm is experiencing

A. increasing returns to scale. B. decreasing returns to scale. C. constant returns to scale. D. increasing costs per unit of output.