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FOR BEGINNERS: The Behind-The-Scenes Market Liaisons That Help Stocks Trade Efficiently

Kamelia Angelova,Daniel GoodmanApr 16, 2013, 23:25 IST

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How come there are always buyers and sellers of a particular stock at any given time?

Who buys the stocks the minute you want to unload them?

Why are there stocks available for purchase when you want to invest?

Kenny Polcari, director of NYSE Floor Operations for O'Neil Securities, and a CNBC contributor, explains what designated market makers (DMMs) are, and how they maintain orderly a fair and orderly market.

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