This paper develops a taxonomy of the ‘dark side' of financial innovation and applies it to two recent high-profile financial innovations; exchange traded funds (ETFs) and high frequency trading (HFT). The first half of the paper develops the taxonomy through a review of related literature....

The paper presents new evidence on the contribution to price discovery of the upstairs market. The ‘component share' and ‘information share' measures are used, supplemented by the probability of informed trading (PIN) analysis. Most discovery arises downstairs, consistent with previous...

The quality of ultra-high frequency quotes submitted to an entrant high-tech market (BATS Chi-X Europe – Chi-X) is compared to those of an established national exchange (London Stock Exchange – LSE). There are intraday variations regarding which platform impounds new information about the...