I. Introduction – The need for new terminology? The European Commission’s 2004 Green Paper on PPP1 (“the PPP Green Paper”) introduced the term Institutional Public Private Partnership (“IPPP”) into the vocabulary of PPP. Institutional PPP are characterised by the Commission as the establishment of an entity held jointly by a Contracting Authority2 and private partner to deliver services back to the Contracting Authority and, in many cases, also t