Basher, Syed Abul and Carrion-i-Silvestre, Josep Lluis (2010): Measuring Persistence of U.S. City Prices: New Evidence from Robust Tests. Unpublished.
Bai, Jushan and Carrion-i-Silvestre, Josep Lluis (2009): Testing Panel Cointegration with Unobservable Dynamic Common Factors. Unpublished.