Looking beyond the rim of one's teacup: a multidisciplinary literature review of Product-Service Systems in Information Systems, Business Management, and Engineering & Design

► We investigate the state-of-the-art in Product-Service Systems research. ► Comparing results of 3 disciplines gives new insights into the whole field. ► A systematic literature review covering 265 articles is conducted. ► We derive a unified definition of the Product-Service System concept. ► We develop and present a research agenda for future research.