Return on Investment (ROI) Daniel Guidotti 14 years ago Return on Investment (ROI)The percentage of net book value that forms the book income.Random Finance Terms for the Letter SRetracementReturnReturn on Assets (ROA)Return on Capital EmployedReturn on Capital EmployedReturn on Equity (ROE)Return on Investment (ROI)Return on Total AssetsRevaluationRevenue BondRecommended for you:Return on Equity (ROE) Return on Assets (ROA) Return on Capital Employed Return on Total Assets