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  beige book Report on current economic conditions, published by the Federal Reserve Board eight times a year. | 
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  bellwether A stock or bond that is widely believed to be an indicator of the overall market's condition. See also blue chip. | 
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  below the market A bid that is lower than the highest bid for a specific security, commodity, or option. | 
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  bias The tendency to move in a particular direction. This can be market bias, but most of the biases discussed in this book are psychological biases. | 
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  bid The highest price any buyer is willing to pay for a given security at a given time (opposite of ask). Also, an offer of a specific amount of money in exchange for products and services, as in an auction. An indication by an investor, trader, or dealer, of a willingness to buy a security or commodity. Also called bid price. See also spread and quote. | 
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  bid-ask spread The difference between the best buying price and the best selling price for any given security. | 
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  bidding up The rising bid price for a security caused by increasing demand for the security. | 
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  big board See New York Stock Exchange. | 
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  block trades A large amount of securities being held or traded, typically at least 10,000 shares of a stock or $200,000 in bonds; transactions of a particular stock sold as a large unit. | 
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  blue chip Stock of a large, national company with a solid record of stable earnings and/or dividend growth and a reputation for high quality management and/or products. See also bellwether. | 
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  bond A debt instrument issued for a period of more than one year with the purpose of raising capital through borrowing. Federal, state, and local governments; corporations; and other institutions sell bonds. A bond is generally a promise to repay the principal and a specified interest on a specified date (maturity). | 
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  book A chronological record of a specialist's inventory of securities and orders that other exchange members have placed with the specialist. Also called specialist's book. | 
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  breakout The point when a security's market price moves out of its trend channel. A breakout indicates a rise in a security's price above a resistance level (commonly its previous high price) or a drop below a level of support (commonly the former lowest price). A breakout is taken to signify a new higher or lower trend and may be used by technical analysts as a buy or sell indicator. | 
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  broadcast To make available to the market the identity of a trader and his or her order as posted. | 
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  broker An individual or firm that acts as an intermediary between a buyer and seller, usually charging a commission. For securities and most other financial products, a license is required. | 
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