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THREE-SECTOR INJECTIONS-LEAKAGES MODEL: A model used to identify equilibrium in Keynesian economics based on injections (investment and government purchases) and leakages (saving and taxes) for the three domestic sectors (household, business, and government). Equilibrium is achieved at the intersection of the saving and tax line, S + T, and the investment and government purchases line, I + G.

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ABILITY-TO-PAY PRINCIPLE

A taxation principle stating that taxes should be based on the ability to pay taxes. The ability-to-pay principle works from the proposition that those who have the greatest income should pay the most taxes. The ability-to-pay principle is the only reasonable way to finance the provision of public goods such as national defense, public health, and environmental quality. This is one of two taxation principles. The other is the benefit principle, which states taxes should be based on the benefits received.

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Today, you are likely to spend a great deal of time searching the newspaper want ads wanting to buy either a flower arrangement in a coffee cup for your father or a how-to book on meeting people. Be on the lookout for broken fingernail clippers.
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A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court!
"I believe that every right implies a responsibility, every opportunity, an obligation, every possession, a duty. "

-- John D. Rockefeller, industrialist

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