A firm uses two inputs: labor and capital. The price of labor is and the price of capital is r. The firm's long-run total cost is given by the equation Based on this equation, which change would cause the greater upward rotation in the long-run total cost curve: a 10 percent increase in or a 10 percent increase in r? Based on your answer, is the firm's production operation more capital intensive or labor intensive? Explain your answer.