Media type: E-Article Title: Erosion of Complement Portfolio Sustainability: Uncovering Adverse Repercussions in Steam’s Refund Policy Contributor: Siu, Samuel; Inoue, Yuki; Tsujimoto, Masaharu Published: Elsevier BV, 2019 Published in: Journal of Open Innovation: Technology, Market, and Complexity, 5 (2019) 4, Seite 75 Language: English DOI: 10.3390/joitmc5040075 ISSN: 2199-8531 Keywords: General Economics, Econometrics and Finance ; Sociology and Political Science ; Development Origination: Footnote: Access State: Open Access