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ABSTRACTION METHODS: Abstraction is the process of simplifying the complexities of the real world by ignoring (hopefully) unimportant details, especially (for our purposes) while doing economic analysis. Three common methods of actual, real world abstraction used in economic theories are words, graphs, and equations. Words can be misunderstood. Graphs are a little more precise. And equations tend to be the most precise of the three.
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CARDINAL UTILITY The notion that utility--the satisfaction of wants and needs achieved through the consumption of goods and services--can be measured with numerical values (1, 2, 3, etc.) that are based on a benchmark scale. Cardinal utility presumes that satisfaction is a measurable characteristic of a person, like height or weight. The contrasting notion is ordinal utility, which is based on a ranking of preferences.
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ORANGE REBELOON
[What's This?]
Today, you are likely to spend a great deal of time at an auction seeking to buy either a large stuffed brown and white teddy bear or a replacement washer for your kitchen faucet. Be on the lookout for fairy dust that tastes like salt.
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The standard "debt" notation I.O.U. does not mean "I owe you," but actually stands for "I owe unto..."
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"Try not to become a man of success but rather to become a man of value. " -- Albert Einstein
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JEL
Journal of Economic Literature
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