level under the null with an associated, often very dramatic, loss of power under the alternative. We demonstrate that a …

for the Gaussian univariate random walk plus noise model show that the bootstrap LR test achieves higher power for medium … power gains of the bootstrap LR test are significantly larger for testing the hypothesis of common trends and cointegration … power properties also for non-Gaussian series. As an empirical illustration, we find evidence of two common stochastic …

Tests of parameter instabilities are likely to have low power when change-points occur towards the end of the sample …. This paper considers various modifications of existing tests and introduces new statistics designed to have high power in …

The size and power properties of several tests of equal Mean Square Prediction Error (MSPE) and of Forecast … power advantage tends to become smaller as the prediction sample increases and for multi-step ahead predictions; in these …