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HERFINDAHL INDEX: A measure of concentration of the production in an industry that's calculated as the sum of the squares of market shares for each firm. This is an alternative method of summarizing the degree to which an industry is oligopolistic and the relative concentration of market power held by the largest firms in the industry. The Herfindahl index gives a better indication of the relative market control of the largest firms than can be found with the four-firm and eight-firm concentration ratios.

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LAW OF DEMAND

The inverse relationship between demand price and the quantity demanded, assuming ceteris paribus factors are held constant. This fundamental economic principle indicates that a decrease the price of a commodity results in an increase in the quantity of the commodity that buyers are willing and able to purchase in a given period of time, if other factors are held constant. The law of demand is one of the most important principles found in the study of economics.

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Today, you are likely to spend a great deal of time watching the shopping channel hoping to buy either a T-shirt commemorating last Friday (you know why) or a rotisserie oven that can also toast bread. Be on the lookout for bottles of barbeque sauce that act TOO innocent.
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Francis Bacon (1561-1626), a champion of the scientific method, died when he caught a severe cold while attempting to preserve a chicken by filling it with snow.
"Wherever you go, no matter what the weather, always bring your own sunshine."

-- Anthony J. D'Angelo

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Arbitrage Pricing Theory
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