A derivative and derivative (generalizations), in mathematics, is the instantaneous rate of change of a function.

Derivative may also refer to:

• Derivative (finance), a contract whose value is derived from that of other quantities
• Derivative (chemistry), a type of compound
• Derivative suit (or derivative action), a type of lawsuit filed by minority shareholders
• Derivative work, in copyright law, a modification of an original work
• In etymology, a word formed from a more basic word

See also:

• Spinoff
• Derivation (linguistics)

More on [ Derivative (disambiguation) ]

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Wed, 27 Aug 2008 09:38:26 -0400
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Standard Newswire: Financial

Statement by John McCain on the Census Bureau Poverty and Health Insurance Report
Tue, 26 Aug 2008 16:56:32 -0400
Contact: Press Office, 703-650-5550; www.JohnMcCain.com   ARLINGTON, Va., August 26 /Standard Newswire/ -- Today, U.S. Senator John McCain issued the following statement on the Census Bureau Poverty and Health Insurance Report: "Today's announcement reminds us that Americans are suffering in a struggling economy. Too many of our neighbors are living in poverty, too many can't find a job, and too many are living without health insurance. "My health care plan will substantial Source: John McCain 2008
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The Financial Page

James Surowiecki: What drives market volatility?
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American investors are frazzled. True, oil prices have fallen from their most vertiginous highs, the dollar is a bit stronger, and the stock market has actually risen over the past month. But none of those things have happened in a smooth and steady fashion. The stock market’s “ascent,” in particular . . .
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