Haug, Alfred A - In: Oxford Bulletin of Economics and Statistics 64 (2002) 4, pp. 399-412
The effect of time-aggregation on the power of commonly used tests for cointegration is studied with the Monte Carlo method. The results suggest that, for a given span, a higher frequency of observation can add substantially to test power. Also, Engle and Granger's (1987) ADF test leads overall...