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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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SCREENING When confronted by asymmetric information, the use of small bits of information, or indicators, that suggest more comprehensive information. Screening occurs when those with limited information try to identify indicators suggesting more complete information. It is used in markets with adverse selection and moral hazard, especially in labor markets and in the provision of insurance. Common methods of screening include aptitude tests, affiliations, past behavior, and personal characteristics. A related method is signalling.
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Today, you are likely to spend a great deal of time going from convenience store to convenience store seeking to buy either a wall poster commemorating next Thursday or a pair of gray heavy duty boot socks. Be on the lookout for attractive cable television service repair people.
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This isn't me! What am I?
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A scripophilist is one who collects rare stock and bond certificates, usually from extinct companies.
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"I do not believe in a fate that will fall on us no matter what we do. I do believe in a fate that will fall on us if we do nothing. " -- Ronald Reagan, 40th US president
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Exports;Marks the Spot
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