I review the recent high-frequency trader (HFT) literature to single out the economic channels by which HFTs affect market quality. I first group the various theoretical studies according to common denominators and discuss the economic costs and benefits they identify. For each group, I then...

Intro -- Title page -- Copyright -- Notes on Contributors -- Editors -- List of Contributors -- Preface -- Chapter 1 Trends and Trades -- 1.1 Introduction -- 1.2 A trend-based trading strategy -- 1.3 CUSUM timing -- 1.4 Example: Random walk on ticks -- 1.5 CUSUM strategy Monte Carlo -- 1.6 The...

We investigate the trading behavior of high frequency trading (HFT), the impact of HFT on market quality, its role in the price discovery process, and its profitability, using a very detailed data set of the KOSPI 200 index futures market. We find that high frequency traders (HFTs) do not...

Praxishandbuch Hochfrequenzhandel Band 1 Die klassische Börse gibt es nicht mehr. Die Börsen von heute sind Hochfrequenzrechenzentren. An manchen Börsen liegt der Anteil des Hochfrequenzhandels bei über 90 Prozent der Umsätze. Die technologische Überlegenheit der Hochfrequenzhändler...

This thesis presents a new strategy that unites qualitative and quantitative mass data in form of text news and tick-by-tick asset prices to forecast the risk of upcoming volatility shocks. Holger Kömm embeds the proposed strategy in a monitoring system, using first, a sequence of competing...

Semiparametrische Volatilitätsmodelle -- Hochfrequente und Ultra-Hochfrequente Finanzdaten -- Berechnung des Value-at-Risk auf Grundlage parametrischer und semiparametrischer Modelle -- Analyse von Handelswartezeiten -- Glättung der Volatilität von hochfrequenten Finanzdaten in einem...