
Boswijk, H. and Lucas, A. (2002). Semi-nonparametric cointegration testing Journal of Econometrics, 108(2):253--280.
Frank Windmeijer (2001). Two-part multiple spell models for health care demand Journal of Econometrics.
Francesco Lippi (2001). Labour markets and monetary union: A strategic analysis Economic Journal.
Paul den Hek (2001). On sustained growth under uncertainty International Economic Review.