Before revision:  We investigate with DFRD+/- the performance of dynamic portfolios constructed upon over 21,000 technical trading rules on 12 categorical and country-specific markets over the study period 2004-2017.
After revision:  We investigate with DFRD+/- the performance of dynamic portfolios constructed using more than 21,000 technical trading rules on 12 categorical and country-specific markets over the study period 2004-2017.