Bekaert, G., Lumsdaine, R. and Harvey, C. (2002). Dating the integration of world equity markets Journal of Financial Economics, 21(3):295--350.
Franses, \.H., \van der Leij\, M. and Paap, R. (2002). Modelling and forecasting level shifts in absolute returns Journal of Applied Econometrics, 17(5):606--616.
Boswijk, H. and Lucas, A. (2002). Semi-nonparametric cointegration testing Journal of Econometrics, 108(2):253--280.