Endogenous sunk-cost investments are optional fixed investment or capita, that a firm can choose to impact either upon its price-cost margin or its market share for capturing larger market spoils. Oft-cited examples are investments in vertical product (quality) differentiation, advertising...

Information technology (IT) is meant to improve bank performance by lowering operational costs and improving the process of financial intermediation of banks. However, the empirical evidence has failed to reach a consensus on the precise effects of IT on bank performance as some find evidence to...