A simulation assisted learning method is introduced to deal with students’ misconceptions concerning the properties of estimators; bias, efficiency and consistency. The design of the exercise is based on cognitive conflict theory, i.e. the simulations provide contradictory information to...

In this paper we extend the large-sample results provided for the augmented Dickey–Fuller test by Said and Dickey (<xref>1984</xref>, <italic>Biometrika</italic> 71, 599–607) and Chang and Park (<xref>2002</xref>, <italic>Econometric Reviews</italic> 21, 431–447) to the case of the augmented seasonal unit root tests of Hylleberg, Engle, Granger,...