Toyota Corporation measures performance through various metrics like Return on Investment and Earnings per Share. The document discusses evaluating and controlling performance measurement at Toyota. It recommends analyzing the specific tools and programs Toyota uses to measure performance, and whether they are effective. It also recommends one new measurement tool Toyota could adopt. The types of controls Toyota uses are described as output, behavior, and input controls. Output controls look at results and performance indicators. Behavior controls focus on policies and procedures. Input controls examine resources like skills. The effectiveness of Toyota's current controls is also assessed.