momentum risk factor (as existing work has suggested), but also the widely-used U.S. size and value risk factors. We then build … novel pan-European and country-specific momentum, size, and value risk factors. By comparing our pan-European market returns …

We study the link between the profitability of momentum strategies and firm size, drawing on an extensive dataset … covering 14 stock markets across the globe. International momentum profitability is markedly higher in medium-size than in big … stocks. Momentum premia are considerably diminished by trading costs, when taking into account the actual portfolio turnover …

momentum risk factor (as existing work has suggested), but also the widely-used U.S. size and value risk factors. We then build … novel pan-European and country-specific momentum, size, and value risk factors. By comparing our pan-European market returns …