Banker, Rajiv D.; Datar, Srikant M.; Kemerer, Chris F. - In: Management Science 37 (1991) 1, pp. 1-18
The cost of maintaining application software has been rapidly escalating, and is currently estimated to comprise from 50--80% of corporate information systems department budgets. In this research we develop an estimable production frontier model of software maintenance, using a new methodology...
