High-frequency activity on NASDAQ / Martin Scholtus and Dick van Dijk -- The profitability of high-frequency trading : is it for real? / Imad Moosa and Vikash Ramiah -- Data characteristics for high-frequency trading systems / Bruce Vanstone and Tobias Hahn -- The relevance of heteroskedasticity...

"A large amount of activity in the financial sector occurs in secondary financial markets, where securities are traded among investors without capital flowing to firms. The stock market is the archetypal example, which in most developed economies captures a lot of attention and resources. Is the...