Ch. 4 Econ Flashcards

(43 cards)

0
Q

Types of elasticity

A
Elastic 
Perfect elastic 
Inelastic 
Perfect Inelastic
Unit elastic
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1
Q

What does price elasticity look at?

A

How much does demand changes when prices changes

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2
Q

What happens to demand when a product is elastic

A

Demand changes inversely to price

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3
Q

Revenue

A

Quantity demanded times price

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4
Q

Profit

A

Money left over after expenses are paid

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5
Q

Does elastic or Inelastic have a coefficient of more than 1?

A

Elastic

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6
Q

Examples of products with elastic demand

A

Luxuries, anything with a substitute

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7
Q

Do business owners want to sell elastic products?

A

No

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8
Q

In a perfect elastic, an almost zero percent change in price causes what to supply?

A

Very large increase

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9
Q

In Inelastic products, when the price goes up what happens to demand?

A

It barely changes

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10
Q

What happens to revenue if prices of Inelastic products go up?

A

Revenue goes up

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11
Q

Does elastic or Inelastic have a coefficient of less than 1?

A

Inelastic

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12
Q

In a perfect Inelastic what happens to demand when you raise prices?

A

Demand will change almost none

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13
Q

Unit elastic

A

Change in quantity demanded equals the percentage change in price. Coefficient of 1

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14
Q

What are the four things that determine elasticity (PAIT)

A

Proportion of income spent on good
Availability of close substitutes
Importance of the good
Time

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15
Q

What is the good if it uses a large proportion of your income

A

Elastic

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16
Q

If substitutes are available what is it?

A

Elastic

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17
Q

If you can delay the purchase what is it?

18
Q

Elasticity of supply

A

The ability to change supply when demand changes

19
Q

What does elasticity of supply depend on?

A

How easily a product is made

20
Q

In elastic supply, a small increase in price causes what for output

A

Relatively large increase in output

21
Q

In Inelastic supply, how much does supply change if there is a change in price

22
Q

Why can’t producers change Inelastic supply

A

They are either unwilling or unable to

23
Q

Are companies able to increase supply if they want to on Inelastic supplies

24
What makes ado duct perfectly Inelastic on supply
Unable to provide any more
25
What is an example of a perfectly Inelastic good to supply
Land
26
What is supply in a market period
Perfectly Inelastic
27
What is supply in the short run
Slightly more elastic but still Inelastic
28
What is supply in the long run
Elastic
29
Why is supply elastic in the long run
There is time for firms to adjust their plant sizes and for new firms to enter the industry
30
Luxury goods have what coefficient
More than 1
31
Normal goods have what coefficient
Between 1 and 0
32
Inferior goods have what coefficient
Negative
33
Have coefficient do substitutes have?
Positive
34
What coefficient do independent goods have?
Zero
35
What coefficient do complements have?
Negative
36
What happens to total revenue when price falls and demand is inelastic
Revenue falls
37
What happens to revenue when price rises and demand is elastic
Revenue goes down
38
What happens to revenue when price rises and supply is elastic
Revenue goes up
39
What happens to revenue when price rises and supply is Inelastic
Revenue goes up slightly
40
What happens to revenue when price rises and demand is Inelastic
Revenue goes up
41
What happens to revenue when price falls and demand is elastic
Revenue goes up
42
What happens to revenue when price falls and demand is of unit elasticity
No change