Dowrick, Stephen2015-12-130165-1765http://hdl.handle.net/1885/83700Versions 5.6 and 6.1 of the Penn World Table contain errors in the demographic data underlying some series for population, real GDP per capita and real GDP per worker. Evidence and methods for correction are presented.Keywords: Data errors; Economic growth; Labour force participation; Penn World Table200510.1016/j.econlet.2004.12.0042015-12-12