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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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AGGREGATE EXPENDITURES EQUATION An equation that summarizes the four aggregate expenditures on gross domestic product by the four macroeconomic sectors. In the study of Keynesian economics, this equation is commonly used to summarize the demand side of the macroeconomy. The aggregate expenditures equation actually comes in three different versions depending on how many of the four sectors and their expenditures are included.
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PINK FADFLY
[What's This?]
Today, you are likely to spend a great deal of time looking for the new strip mall out on the highway seeking to buy either a coffee cup commemorating the moon landing or a how-to book on surfing the Internet. Be on the lookout for cardboard boxes.
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The 1909 Lincoln penny was the first U.S. coin with the likeness of a U.S. President.
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"Never let the fear of striking out get in your way. " -- Babe Ruth
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ECU
European Currency Unit
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