Giles, David E. A.; Tedds, Lindsay; Werkneh, Gugsa - Department of Economics, University of Victoria - 1999
unreported and measured GDP in that country. Granger causality tests are conducted, with a proper allowance for the non …-stationarity of the data. We find that there is clear evidence of such causality from measured GDP to "hidden" output, but only very … mild evidence of Granger causality in the reverse direction. This result supports similar evidence for New Zealand reported …