FEB-11-20

FEB-11-20 - Stock Market 18/02/2009 10:59:00 Stock- share...

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Stock Market 18/02/2009 10:59:00 Stock- share of ownership. Primary market-  where company gives money Secondary market-  where investors trade amonst themselves. Exchanges-  made in “Floor”  New york stock exchange.-  largest in the world. It is a physical floor exchange.  Have traders and specialists on the floor who are buying/selling stock with each other.  800 companies.    American stock exchange. Electronic exchange Nasdaq London stock exchange law of one price= arbitrage=> Efficient Markets hypothesis (EMH) all the  information is inforported weak form- past prices cant help you predict future prices;  you don’t  need it and used. semi- strong   puplic info doesn’t help
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strong –  public information private info does not help intro: past prices couple f.  private  
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discussions 18/02/2009 10:59:00
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This note was uploaded on 04/01/2009 for the course EC 102 taught by Professor Zagorsky during the Spring '08 term at BU.

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FEB-11-20 - Stock Market 18/02/2009 10:59:00 Stock- share...

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