Notes, Comments and Preliminary results Sep 05 2012 Olivier Darné and Amélie Charles   A note on the uncertain trend in US real GNP: Evidence from robust unit root tests   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Feb 10 2009 Olivier Darne and Estelle Bee Dagum   Performance of short-term trend predictors for current economic analysis   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Sep 19 2008 Olivier Darné and Amélie Charles   The impact of outliers on transitory and permanent components in macroeconomic time series   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Research announcements Conference announcements