Understanding PPPs and PPP-based national accounts
---- Acknowledgements -----
We are grateful to Shaida Baidee, Misha Belkindas, Erwin Diewert, Yuri Dikhanov, Nada Hamadeh, Mick Silver, Eric Swanson, Fred Vogel, and two referees for helpful comments on an earlier version. Both authors were members of the Technical Advisory Group for the 2005 International Comparison Program, which was chaired by Heston. This paper represents their personal views, and should not be taken to represent the views of the ICP, the World Bank, or any other international institution, none of which supported this work financially. Support from NSF grant SES-0648769-002 is gratefully acknowledged by Heston. Parts of this paper were presented at CRIW-NBER Summer Workshop, July 14-15, 2008. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.