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AS-AD MODEL: An economic model relating the price level and real production that is used to analyze business cycles, gross domestic product, unemployment, inflation, stabilization policies, and related macroeconomic phenomena. The AS-AD model, inspired by the standard market model, captures the interaction between aggregate demand (the buyers) and short-run and long-run aggregate supply (the sellers).

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Lesson 7: Market | Unit 1: The Exchange Page: 5 of 22

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  • The concept of markets as voluntary trades among buyers and sellers that is used to address the scarcity problem.
  • Four key points about markets:
    • They combine demand and supply.
    • They trade goods, services, and resources.
    • They are voluntary.
    • They are analyzed over a give time period.
  • Examples of different markets, ranging from a formal, organized stock market to a less formal, less organized rummage sale.
  • The nature of market equilibrium as a balance of the forces of demand and supply.
  • How market equilibrium is indicated by the equilibrium quantity and equilibrium price.
  • The importance of competition to the efficient operation of markets and how the number of participants determines competition among buyers and sellers.


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AVERAGE PROPENSITY TO CONSUME

The proportion of household income that is used for consumption expenditures. The average propensity to consume (abbreviated APC) is really nothing more than average consumption. Together with the average propensity to save, it indicates how a given level of income is divided between consumption and saving. A related consumption measure is the marginal propensity to consume.

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APLS

BEIGE MUNDORTLE
[What's This?]

Today, you are likely to spend a great deal of time waiting for visits from door-to-door solicitors looking to buy either a how-to book on fine dining or a coffee cup commemorating the first day of winter. Be on the lookout for door-to-door salesmen.
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This isn't me! What am I?

Cyrus McCormick not only invented the reaper for harvesting grain, he also invented the installment payment for selling his reaper.
"Nothing great has ever been achieved except by those who dared believe that something inside them was superior to circumstances. "

-- Bruce Barton, Advertising executive

MLE
Maximum Likelihood Estimator
A PEDestrian's Guide
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