The data is produced by the Center for International Comparisons of Production, Income and Prices, University of Pennsylvania, which releases new versions of the database, with increased country and date coverage, at irregular intervals.
Please cite data as follows:
Alan Heston, Robert Summers and Bettina Aten, Penn World Table Version 6.2, Center for International Comparisons of Production, Income and Prices at the University of Pennsylvania, September 2006.
Note: Queen's has subscribed to DRI Basic Economics via the CHASS Datacentre at the University of Toronto. Access to this database is restricted to current Queen's University faculty, students and staff, and must be for academic and non-profit research and teaching purposes only. Any other use constitutes a violation of Queen's University's license agreements with the data provider.
Date Coverage: 1950 - 2004 (where data available)