Biege, Sabine; Lay, Gunter; Zanker, Christoph; Schmall, … - In: The Service Industries Journal 33 (2013) 3-4, pp. 378-391
The productivity of services has recently become an intensively researched topic, but the measurement concepts developed up to now are very abstract and aimed at services in general. In this paper, a catalogue of requirements to measure and control the productivity of innovative,...