Refer to the figure below and assume that the corresponding GDP points a, b, and care $20 billion, $40 billion, and $38 billion respectively. The Macroeconomy PPF2 PPF1 C b a Capital Goods Consumer GoodsInstructions: Round your answers below to whole numbers. If the economy moves from point a to point b over a 14-year period, what must have been its annual rate of economic growth? Rate of growth = If, instead, the economy was at point c at the end of the 14-year period, by what percentage did it fall short of its production capacity? %