Mar 12 2012 Ahamada Ibrahim and Boutahar Mohamed   Power of the KPSS test against shift in variance: a further investigation.   Abstract  Contact Information  Citation  Full Text  -  Note   Oct 24 2011 Marcelo Brutti Righi and Paulo Sergio Ceretta   Analyzing the structural behavior of volatility in the Major European Markets during the Greek crisis   Abstract  Contact Information  Citation  Full Text  -  Note   Sep 09 2011 Loredana Ureche-Rangau , Fabien Collado and Ulysse Galiay   The dynamics of the volatility – trading volume relationship: New evidence from developed and emerging markets   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Jun 13 2011 Marcelo Brutti Righi and Paulo Sérgio Ceretta   Estimating value at risk and optimal hedge ratio in Latin markets: a copula-based GARCH approach   Abstract  Contact Information  Citation  Full Text  -  Note   Mar 15 2011 Chaker Aloui Mr and Ben hamida Hela miss   Hurst's exponent behaviour, weak-form stock market efficiency and financial liberalization: the Tunisian case   Abstract  Contact Information  Citation  Full Text  -  Note   May 04 2009 Jim Lee   Food and Energy Prices in Core Inflation   Abstract  Contact Information  Citation  Full Text  -  Note