Feedback Systems

Definition:

An equation where the output becomes the input in the next iteration. This is much like a public address system where the microphone is placed next to the speakers generating feedback as the signal is looped through the PA system.

Investing Essentials


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

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Beta

The measure of an asset's risk in relation to the market (for example, the S&P500) or to an alternative benchmark or factors. Roughly speaking, a security with a beta of 1.5, will have move, on... Read More

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