Multidimensional auctions are a natural, practical solution when governments pursue more than one objective in their public-private-partnership transactions. However, multi-criteria auctions seem difficult to implement and vulnerable to corruption and opportunistic behavior of both parties...

Public-Private Partnerships have become a favoured way of introducing private capital into transport projects whilst maintaining an element of public interest. This paper considers the potential conflicts that might arise between the freedom of the private operator within a PPP and other...