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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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PRINCIPLE OF MINIMUM DIFFERENCES A principle stating that monopolistically competitive firms seek to maintain similarities between products at the same time they promote differences. Similarities enable substitutability, such that one firm can attract the buyers away from other firms. Differences enable uniqueness and market control, such that each firm has market control and is able to charge a higher price than achieved with perfect competition. This principle is also termed Hotelling's paradox.
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WHITE GULLIBON
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Today, you are likely to spend a great deal of time waiting for visits from door-to-door solicitors hoping to buy either a wall poster commemorating the 2000 Presidential election or a rechargeable flashlight. Be on the lookout for strangers with large satchels of used undergarments.
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John Maynard Keynes was born the same year Karl Marx died.
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"Concentration is the secret of strength in politics, in war, in trade, in short in all management of human affairs. " -- Ralph Waldo Emerson, philosopher, poet
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