We examine how the confusion and regulatory uncertainty generated by the imposition of short sale restrictions in September 2008 impacted equity option markets. We uncover three primary findings. First, investors seeking short exposure in financial stocks did not migrate to the option market to...

Purpose – The purpose of this paper is to evaluate how markets in financial instruments directive (MiFID) and regulation national market system (Reg NMS) affect the competition for order flow among trading venues in, respectively, Europe and the USA. Design/methodology/approach – The paper...

Purpose – The purpose of this paper is to evaluate how markets in financial instruments directive (MiFID) and regulation national market system (Reg NMS) affect the competition for order flow among trading venues in, respectively, Europe and the USA. Design/methodology/approach – The paper...

This paper investigates the effects produced by the unbundling of analyst research costs required by MiFID II on market quality, as measured by stock liquidity and price efficiency. We find that the payment of an explicit price for research is associated with a reduction in analyst coverage in...