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A: The common notation for the "intercept" term of an equation specified as Y = a + bX. Mathematically, the a-intercept term indicates the value of the Y variable when the value of the X variable is equal to zero. Theoretically, the a-intercept is frequently used to indicate exogenous or independent influences on the Y variable, that is, influences that are independent of the X variable. For example, if Y represents consumption and X represents national income, a measures autonomous consumption expenditures.
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CONSUMER DEMAND THEORY The branch of economics devoted to the study of consumer behavior, especially as it applies to decisions related to purchasing goods and services through markets. Consumer demand theory is largely centered on the study and analysis of the utility generated from the satisfaction of wants and needs. The key principle of consumer demand theory is the law of diminishing marginal utility, which offers an explanation for the law of demand and the negative slope of the demand curve.
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BLACK DISMALAPOD
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Today, you are likely to spend a great deal of time touring the new suburban shopping complex hoping to buy either a battery-powered, rechargeable vacuum cleaner or a remote controlled World War I bi-plane. Be on the lookout for telephone calls from former employers.
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A U.S. dime has 118 groves around its edge, one fewer than a U.S. quarter.
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"There is no passion to be found playing small ‚ in settling for a life that idles than the one you are capable of living." -- Nelson Mandela
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PPP
Purchasing Power Parity
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