Bridgeline Digital's ROIC is -21.51%, indicating it is not generating sufficient returns to cover its WACC of 7.83%.Despite a negative ROIC, BLIN's capital efficiency is relatively better than peers like Marin Software and Verb Technology.Carver Bancorp and NeuroMetrix also struggle with capital efficiency, but BLIN shows better management in utilizing its capital compared to most of its peers.Bridgeline Digital, Inc. (NASDAQ:BLIN) is a company that provides digital engagement solutions. It offers a suite o ...