a. Refer to the figure below and assume that the combined consumer goods + capital goods values for points a, b, and c are $20 billion, $40 billion, and $36 billion respectively. If the economy moves from point a to point b over a 10-year period, what must have been its annual rate of economic growth?
b. If, instead, the economy was at point c at the end of the 10-year period, by what percentage did it fall short of its production capacity?