This GCP collection features the research and insights of several economists and practitioners on the economics of tying law.

This article briefly assesses whether margin squeeze claims do/should constitute an independent abuse ex Article 82 EC absent an antitrust duty deal within the meaning of the <em>Oscar Bronner</em> case-law or abusing pricing in the upstream or downstream products.

I am concerned that the policy principles contained in those statements may chill innovation and undermine the process of standardization. (Jorge Padilla, LECG)

We believe the rules set out in the Draft Guidelines for the treatment of standardization agreements under Article 101 risk chilling innovation and, in some industries, also undermining the process of standardization. Anne Layne-Farrar & Jorge Padilla (LECG)

Antitrust analysis ought to account for special features of ITâ€â€just like it ought to account for special features of any industry under consideration. But there’s no particular reason to focus additional antitrust resources on this sector.

This article explores what sorts of economic and statistical evidence help establish that a claim is plausible and what do not.

According to Evans testimony, Justice Stevens was quite careful in saying nothing whatsoever in his decision in <i>Independent Ink</i> that repudiates his decision in <i>Jefferson Parish</i>.

This note summarizes the consensus that is emerging and describes the sorts of analyses that will prove critical in seeking or opposing the certification of a particular class.

Do we know enough to be sure that there are market failures that should be corrected or that policymakers could know enough about the present and future of the internet economy to devise regulations that would improve social welfare? (David S. Evans, Global Economics Group & UCL)

Courts and regulators should recognize the very important contribution that informative comparative advertising makes to competition. David S. Evans (Univ. of Chicago) & Elisa Mariscal (CIDE & ITAM)