Suppose MPL = 0.5 (q/L) and MPK = 0.5 (q/K). In the long run, the firm will hire equal amounts of capital and labor Naim 22:05 Microeconomic Theory Chapter 7 Suppose MPL = 0.5 (q/L) and MPK = 0.5 (q/K). In the long run, the firm will hire equal amounts of capital and labor A) all of the time. B) only when w = r. C) only when w = 0.5 * r. D) at no point in time. Answer: only when w = r. Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+