This paper considers the trade-off, for cointegration tests, between dimension and power: that is, we compare the power performance of test-statistics which are dimension-invariant but impose common-factor restrictions with tests which are not dimension free but do not impose those restrictions....

David Hendry has made major contributions to many areas of economic forecasting. He has developed a taxonomy of forecast errors and a theory of unpredictability that have yielded valuable insights into the nature of forecasting. He has also provided new perspectives on many existing forecast...