Customer order flow correlates with permanent price changes in equity and non-equity markets. We examine macro news events in the thirty-year Treasury futures market to identify causality from customer flow to risk-free rates. We remove the positive feedback trading effect and establish that, in...

We investigate the effects of introducing a central clearing counterparty (CCP) on securities prices by adopting as an experimental construct the 2009 CCP reform in three Nordic markets. We find that, relative to other European economies, these countries experience market-adjusted equity returns...

Signed customer order flow correlates with permanent price changes in equity and nonequity markets. We exploit macro news events in the 30Y treasury futures market to identify causality from customer flow to riskfree rates. We remove the positive feedback trading part and establish that, in the...

Speeding up the exchange does not necessarily improve liquidity. The price quotes of high-frequency market makers are more likely to meet speculative high-frequency "bandits", thus less likely to meet liquidity traders. The bid-ask spread is raised in response. The recursive dynamic model...

This discussion paper led to an article in the <I>Journal of Financial Markets </I> (2013). Volume 16, pages 571-603.<P> This paper links the recent fragmentation in equity trading to high frequency traders (HFTs). It shows how the success of a new market, Chi-X, critically depended on the participation...</p></i>