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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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AGGREGATE SUPPLY INCREASE, LONG-RUN AGGREGATE MARKET

A shock to the long-run aggregate market caused by an increase in aggregate supply, resulting in and illustrated by a rightward shift of the long-run aggregate supply curve. An increase in aggregate supply in the long-run aggregate market results in a decrease in the price level and an increase in real production. The level of real production resulting from the shock is a greater level of full-employment real production.

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GRAY SKITTERY
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Today, you are likely to spend a great deal of time at a going out of business sale wanting to buy either a set of luggage without wheels or a how-to book on wine tasting. Be on the lookout for spoiled cheese hiding under your bed hatching conspiracies against humanity.
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Ragnar Frisch and Jan Tinbergen were the 1st Nobel Prize winners in Economics in 1969.
"If a man hasn't discovered something that he will die for, he isn't fit to live. "

-- Martin Luther King Jr., clergyman

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