The sign of the correlation between equity returns and exchange rate returns can be positive or negative in theory. Using data for a broad set of 42 countries, we find that exchange rate movements are in fact unrelated to differentials in country-level equity returns. Consequently, a trading...

We study the effects that the ban on short sales of shares in financial firms introduced in late 2008 and removed early 2009 had on the microstructure and the quality of UK equity markets. We show that the ban did nothing to affect order flows: financial stocks were being more aggressively sold...

This paper studies the intraday relationship between ultra-fast machine-driven activity (UFA) and market quality in automated equity markets. We find that higher UFA is associated with lower intraday market quality (greater quoted and effective spreads and lower depth). This effect is...

The sign of the correlation between equity returns and exchange rate returns can be positive or negative in theory. Using data for a broad set of 42 countries, we find that exchange rate movements are in fact unrelated to differentials in country-level equity returns. Consequently, a trading...