Lauderdale Corporation is organized in three geographical divisions (regions) with managers responsible for revenues, costs, and assets in their respective regions. The firm is highly decentralized and managers are evaluated solely on divisional performance. Corporate overhead (all fixed) is allocated to the regions based on regional gross margin (regional revenue minus regional cost of sales). The following information is from Lauderdale's first year of operations: Region I Region II Region III Total Corporation Revenues $ 1,212,000 $ 1,662,000 $ 2,262,000 $ 5,136,000 Cost of sales 456,000 816,000 1,146,000 2,418,000 Selling, General and Administrative (all fixed) 438,000 648,000 868,000 1,954,000 Corporate overhead 456,000 Required: Compute divisional operating income for the three regions. Ignore taxes. How have these regions performed?