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LONG-RUN TREND: The general movement over time of particular measurement, especially one prone toward shorter term fluctuations. One of the most important long-run trends in the study of macroeconomics is for real GDP. The long-run trend of real GDP, which has historically increased about 3% a year, indicates the increase in the economy's production capabilities. Such capabilities have increased due to increases in the quantity and quality of resources.
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Lesson 4: Production Possibilities | Unit 1: Getting Started
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Page: 2 of 24
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Every economic analysis builds on certain preconditions or assumptions. Assumptions, whether reasonable or seemingly unrealistic, let us:- Establish abstract benchmarks for comparison or
- Break an analysis into simpler, more easily manageable parts.
Four key assumptions: - Two Goods: Resources are used to produce one or both of only two goods. This is a simplifying assumption that lets us display graphs on the screen.
- Fixed Resources: The quantities of the labor, capital, land, and entrepreneurship resources do not change. This is a reasonable assumption that we can change to analysis resource changes.
- Fixed Technology: The information and knowledge that society has about the production of goods and services is fixed. This is another reasonable assumption that we can change to analysis technology changes.
- Technical Efficiency: Resources are used in a technically efficient way. We get the maximum possible production out of the resource inputs.
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AGGREGATE DEMAND DECREASE, SHORT-RUN AGGREGATE MARKET A shock to the short-run aggregate market caused by a decrease in aggregate demand, resulting in and illustrated by a leftward shift of the aggregate demand curve. A decrease in aggregate demand in the short-run aggregate market results in a decrease in the price level and a decrease in real production. The level of real production resulting from the shock can be greater or less than full-employment real production.
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ORANGE REBELOON
[What's This?]
Today, you are likely to spend a great deal of time flipping through mail order catalogs hoping to buy either a coffee cup commemorating the first day of winter or a video game player. Be on the lookout for the happiest person in the room.
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The portion of aggregate output U.S. citizens pay in taxes (30%) is less than the other six leading industrialized nations -- Britain, Canada, France, Germany, Italy, or Japan.
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"The past cannot be changed. The future is yet in your power. " -- Hugh White, U.S. Senator
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ARIMA
Autoregressive Integrated Moving Average
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