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.

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

Term of the Day

Deferred tax expense

A non-cash expense that provides a source of free cash flow. Amount allocated during the period to cover tax liabilities that have not yet been paid.

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