The Australian Treasury contracted KPMG Econtech (2010) to estimate the efficiency cost of Australian taxes, using the MM900 Computable General Equilibrium model. The resultant report, endorsed by Treasury, was a major input into the Henry report into AustraliaÂ’s Future Tax System (AFTS) and...

The following is a transcription of my discussion of the papers (published in this issue) that were presented in the Panel on Competition Policy in Card-Based Payment Systems session of the Antitrust Activity in Card-Based Payment Systems: Causes and Consequences conference.