A-D

Definition:

Advance-Decline, or measurement of the number of issues trading above their previous closing prices less the number trading below their previous closing prices over a particular period. As a technical measure of market breadth, the steepness of the AD line indicates whether a strong bull or bear market is under way.

Investing Essentials


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

Term of the Day

Central Counterparty Clearing House

An organization in European countries that helps facilitate trading done in European derivatives and equities market.

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