Article in a refereed journal:

Eric Maskin and Jean Tirole, "Public-Private Partnerships and Government Spending Limits", International Journal of Industrial Organization, vol. 26, n. 2, March 2008, p. 412-420.

Eric Maskin and Jean Tirole, "Public-Private Partnerships and Government Spending Limits", IDEI Working Paper, n. 439, July 2006.