The Relationship between High Frequency Trading and Stock Market Volatility
This paper investigates the relationship between high frequency trading (HFT) activity and stock market volatility on the Nordic stock markets. The study utilizes a unique dataset that provides a proxy of the fraction of the total market turnover in which HFT firms were involved in the time period from March 2010 to March 2012. The study finds strong evidence for a positive contemporaneous relatio
