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INDEX OF CONSUMER SENTIMENT: A measure of consumer attitudes, preferences, and expectations concerning the state of the economy and business-cycle conditions that is compiled each month by the Survey Research Center at the University of Michigan. The Index of Consumer Sentiment is one of two primary measures of consumer attitudes. The other is the Consumer Confidence Index developed by The Conference Board.

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ARC ELASTICITY

The average elasticity for discrete changes in two variables. The distinguishing characteristic of arc elasticity is that percentage changes are calculated based on the average of initial and ending values of each variable, rather than initial values. Arc elasticity is generally calculated using the midpoint elasticity formula. The contrast to arc elasticity is point elasticity. For infinitesimally small changes in two variables, arc elasticity is the same as point elasticity.

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PURPLE SMARPHIN
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Today, you are likely to spend a great deal of time browsing about a thrift store trying to buy either a microwave over that won't burn your popcorn or a T-shirt commemorating the first day of winter. Be on the lookout for pencil sharpeners with an attitude.
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During the American Revolution, the price of corn rose 10,000 percent, the price of wheat 14,000 percent, the price of flour 15,000 percent, and the price of beef 33,000 percent.
"The more you praise and celebrate your life, the more there is in life to celebrate."

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