Arbitrage

Definition:

The simultaneous buying and selling of a security at two different prices in two different markets, resulting in profits without risk. Perfectly efficient markets present no arbitrage opportunities. Perfectly efficient markets seldom exist, but, arbitrage opportunities are often precluded because of transactions costs.

Investing Essentials


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

Term of the Day

"Trade me out"

Work out of one's long position (usually created by committing firm principal to complete a trade block trade) by selling stock. Antithesis of "buy them back."

Subscribe to the Term of the Day via email Get the Term of the Day in your inbox!


Create your free portfolio