The European Court of First Instance (CFI) rejected Microsoft's grounds for annulling the Commission's Decision that the software maker had abused its dominant position in computer operating systems by refusing to supply certain protocols for interoperating with rivals' computers and by tying...

We describe the main features of U.S. and E.C. tying law and consider their recent evolution. We then review the economic literature on tying and summarize its main implications for the analysis of tying cases: First, recent advances in economic theory unambiguously endorse a rule-of-reason...