Marketplace price efficiency

Definition:

The degree to which the prices of assets reflect the available marketplace information. Marketplace price efficiency is sometimes estimated as the difficulty faced by management of earning a greater return than passive management would, after adjusting for the risk associated with a strategy and the transactions costs associated with implementing a strategy.

Investing Essentials


Copyright © 2011 Campbell R. Harvey, Professor of Finance, Fuqua School of Business at Duke University

Term of the Day

Triple witching hour

The four times a year that the S&P futures contract expires at the same time as the S&P 100 index option contract and option contracts on individual stocks. It is the last trading hour on the third... Read More

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