Chapter 3 - Where prices come from: the interaction of demand and supply Flashcards

1
Q

Consumer Sovereignty

A

In a market system, consumers ultimately determine which goods and services will be produced.

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2
Q

When discussing demand

A

we are considering, not what a consumer wants to buy, but what the consumer is both WILLING AND ABLE to buy.

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3
Q

Demand schedules

A

A table showing the relationship between the price of a product and the quantity of product demanded.

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4
Q

Quantity demanded

A

The amount of good or service that a consumer is willing and able to purchase at a given price.

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5
Q

Demand curve

A

A curve that shows the relationship between the price of a product and the quantity of the product demanded.

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6
Q

Market demand

A

The demand by all the consumers of a given good or service.

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7
Q

Law of demand

A

Holding everything else constant, when the price of a product falls, the quantity demanded will increase. And when the price of a product rises, the quantity demanded will decrease.

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8
Q

Ceteris Paribus (all else being equal)

A

The requirement that when analysing the relationship between two variables, such as price and quantity demanded - other variables must be held constant.

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9
Q

Substitution effect

A

The change in the quantity demanded of a good or service that results from a change in price, making the good or service more or less expensive relative to other goods or services that are substitutes.

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10
Q

Income effect

A

The change in the quantity demanded of a good or service that results from the effect of a change in price on consumer purchasing power.

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11
Q

The substitution & income effect

A

happen simultaneously when a price changes.

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12
Q

A shift in a demand curve

A

is an increase or decrease in demand.

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13
Q

A movement along a demand curve

A

is an increase or decrease in the quantity demanded.

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14
Q

Variables that influence market demand

A
  1. Income
  2. Prices of related goods.
  3. Tastes
  4. Population
  5. Expected future prices
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15
Q

Normal good

A

A good or service for which the demand increases as income rises and decreases as income falls. I.e. Kombucha

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16
Q

Inferior good

A

A good or service for which the demand increases as income falls and decreases as income rises. I.e. Ice clothing

17
Q

Law of supply

A

Holding everything else constant, an increase in the price of a product causes and increase in the quantity supplied, and the decrease of the price of a product causes a decrease in the quantity supplied.

18
Q

The most important variables that shift market supply

A
Prices of inputs
Technological changes
Prices of substitutes in production
Number of firms in the market
Expected future prices
19
Q

Technological change

A

A change in the ability of a firm to produce output with a given quantity of inputs.

20
Q

Productivity

A

The output produced per unit of input.

21
Q

Market equilibrium

A

A situation in which quantity demanded equals quantity supplied.

22
Q

Competitive market equilibrium

A

A market equilibrium with many buyers and many sellers.

23
Q

Surplus

A

A situation in which the quantity supplied is greater than the quantity demanded.

24
Q

Shortage

A

A situation in which the quantity demanded is greater than the quantity supplied.