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ZERO SLOPE: A horizontal line in which the numerical value of the slope, calculated as the change in the variable on the vertical axis divided by a change in the variable on the horizontal axis, is zero. In other words, the Y-axis variable is fixed, or constant, for any and all values of the X-axis variable.

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SIGNALLING

When confronted by asymmetric information, the use of small bits of information, or indicators, that suggest more comprehensive information. Signalling is used by those with more information to reduce the cost of informing those with less information. It is commonly used in markets with adverse selection. Methods of signalling include advertising, brand names, and warranties. A related method is screening.

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BROWN PRAGMATOX
[What's This?]

Today, you are likely to spend a great deal of time going from convenience store to convenience store hoping to buy either a birthday gift for your grandfather or a pleather CD case. Be on the lookout for the last item on a shelf.
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This isn't me! What am I?

Al Capone's business card said he was a used furniture dealer.
"He who has begun has half done. Dare to be wise ‚ begin! "

-- Horace, poet, satirist

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