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THREE-SECTOR KEYNESIAN MODEL: A model used to identify equilibrium in Keynesian economics based on aggregate expenditures by the three domestic sectors (household, business, and government). Equilibrium is achieved at the intersection of the aggregate expenditures line, AE = C + I + G, and the 45-degree line, Y = AE. This is Keynesian aggregate expenditures model can be used to analyzed the impact of government fiscal policy on aggregate expenditures and equilibrium.
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Lesson 18: Banking | Unit 3: Reserve Banking
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Page: 12 of 24
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Topic:
Legal, Required, and Excess Reserves
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1. Legal reserves: - Vault cash and deposits with the Federal Reserve that can be used to satisfy the legal reserve requirements and are needed for daily operations.
2. Required reserves: - The vault cash and deposits with the Federal Reserve that they have to keep to back deposits.
3. Excess reserves: - Any reserves over and above required reserves.
- Excess reserves don't add to revenue and profit.
Two uses of excess reserves: - First: banks use them for loans.
- Second: banks use them for investment securities.
Important point: - Controlling excess reserves is key to controlling the nation's money supply.
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MARGINAL PRODUCT The change in the quantity of total product resulting from a unit change in a variable input, keeping all other inputs unchanged. Marginal product, usually abbreviated MP, is found by dividing the change in total product by the change in the variable input. Marginal product, which occasionally goes by the alias marginal physical product (MPP), is one of two measures derived from total product. The other is average product.
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PINK FADFLY
[What's This?]
Today, you are likely to spend a great deal of time calling an endless list of 800 numbers looking to buy either a battery-powered, rechargeable vacuum cleaner or a remote controlled World War I bi-plane. Be on the lookout for mail order catalogs with hidden messages.
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This isn't me! What am I?
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A U.S. dime has 118 groves around its edge, one fewer than a U.S. quarter.
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"Experience keeps a dear school, but fools will learn in no other. " -- Benjamin Franklin
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LRAC
Long Run Average Cost
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