Richard Gorelick

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How do we quantify division of labor? We review several fields (sociology, landscape ecology, statistics, information theory, and biogeography) that have been cognizant of these questions and been somewhat successful at answering them. We review fourteen indices for quantifying division of labor, sensu lato, which can be categorized into four families:(More)
The impact of high frequency trading (HFT) on the U.S. equity markets has received considerable attention in the wake of the financial crisis of 2008 and the so-called ’flash-crash’ of May 6, 2010. It has been suggested that HFT now accounts for over half of U.S. equity share volume [1]. With such a large presence in the market, it is important to(More)
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