Question:

Y = Output (trillions) 16 output depreciation 14 12 10 8 investment 2 100 200 300 400 500 K (capital) Refer to the graph above. The shape of the output function (increasing at a decreasing rate) is due to: Select one: O a. the law of supply O b. the law of increasing opportunity cost O c. the law of demand O d. the law of diminishing returns