Haldrup, Niels; Jansson, Michael - School of Economics and Management, University of Aarhus - 2005
of covariates.
JELCoscdscescssc: C12, C22
Kescysc Woscrscdscssc: Unit roots, optimal tests, power envelope.
1 … of point
optimal tests and is therefore admissible [Stock (1994)].
Power envelopes have been derived for a variety of … efficient” invariant unit root tests
contains tests other than the point optimal tests obtained in the derivation of the …