2. Demand In A Market. Flashcards

1
Q

Effective demand.

A

Demand backed up by the ability to pay for a good or service.

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2
Q

Market demand.

A

Total demand in a market for a good or service, the sum of all individuals demand, at each given price level.

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3
Q

Contractions in demand.

A

Falls in QD caused by rises in prices.

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4
Q

Extensions in demand.

A

Increases in demand caused by falls in price.

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5
Q

Normal goods. (What’s the income elasticity of demand?)

A

Goods or services which see an increase in demand when incomes rise. Positive income elasticity of demand.

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6
Q

Inferior goods. (What’s the income elasticity of demand?)

A

Goods or services which see a fall in demand when incomes rise. Negative income elasticity of demand.

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7
Q

Complimentary goods. (What’s the cross price elasticity?)

A

Goods that are consumed together. (Bread and butter) Negative cross price elasticity.

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8
Q

Composite demand.

A

When a good is demanded for more than one purpose. (Land used for buildings and roads)

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9
Q

Derived demand.

A

When the demand for one good comes from the demand for another. (Labour)

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10
Q

Demand.

A

The amount that consumers are willing and able to buy at each given price level.

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