# Testing the Order of Differencing in Quarterly Data: An Illustration of the Testing Sequence

**Published:** 1990-01-01  
**Categories:** Julkaisut, Muut julkaisut  
**URL:** https://www.etla.fi/julkaisut/reprints-1990137-fi/

Oxford Bulletin of Economics and Statistics, Vol. 52, No. 1, 1990, 79-88.

not published by ETLA