Szafarz, Ariane; Flôres, Renato; Preumont, Pierre-Yves - Centre Emile Bernheim, Solvay Brussels School of … - 1995
This paper presents a new multivariate test for the detection of unit roots. Use is made of the possible correlations between the disturbances of different series, and constrained and unconstrained SURE estimators are employed. The corresponding asymptotic distributions are obtained and a table...