2.3 Supply Flashcards

1
Q

What is supply?

A

The ability and willingness of a firm to provide goods and services at each price in a given time period.

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2
Q

What is the law of supply?

A

The quantity supplied generally varies directly with the price.

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3
Q

Why does the supply curve slope upwards?

A

Because firms are likely to gain higher profits when they supply more. Production costs are likely to rise as more is produced.

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4
Q

What is individual supply?

A

The supply of a good or service by an individual producer.

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5
Q

What is market supply?

A

The total supply of a good or service found by adding together all individual producers’ supplies.

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6
Q

What are shifts along the supply curve?

A

A complete movement of the existing supply curve either to the right (more supply) or to the left (less supply).

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7
Q

What are factors that cause a shift in the supply curve?

A
  • Costs of production
  • New technology
  • Changes in climate
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8
Q

What are more factors that cause a shift in the supply curve?

A
  • Taxes and subsidies
  • Increase in producers or size of firm
  • Government regulation (for example, health and safety).
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9
Q

For shifts along the demand curve, what is the correlation between price and quantity?

A

Price and quantity will move in opposite directions. So, if supply shifts to the right, price falls while quantity increases.

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10
Q

What are consequences of shifts in supply?

A

1) Can gain economies of scale as more output leads to a fall in average costs. This results in a lower price for consumers and higher profits.

2) Increased efficiency and possibly greater productivity.

3) increased sales due to fall in prices causing consumers to buy more.

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11
Q

What are other consequences of shifts in supply?

A

1) Greater economies of scale make firm more competitive and increase exports.

2) When firms are more competitive, they gain market share and can become oligopolies or monopolies.

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12
Q

What are movements along the supply curve?

A

When the price changes (due to a change in demand) leading to a movement up or down the existing supply curve.

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13
Q

How are movements along the supply curve shown?

A

Expansion of supply = movement up the curve.

Contraction of supply = movement down the curve.

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14
Q

For movements along the supply curve, what is the correlation between price and quantity?

A

Price and quantity move in the same direction.

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15
Q

If prices rise in supply, how does it affect the consumers and producer?

Movements + Consqequences.

A

If prices rise that means quantity rises too. Initially, firms will make a profit. After, more firms may enter the market shifting supply to the right, however this may reduce profit. Consumers have more choice and can buy more products.

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16
Q

What is the effect on consumers and producers if price falls?

Movements + Consqequences.

A

Quantity supplied falls and firm’s profits fall due to lower output. Consumers now have less choice.

17
Q

What is price elasticity of supply (PES)?

A

The responsiveness of quantity supplied to a change in price of the product.

18
Q

What factors affect price elasticity of supply?

A
  • Large spare capacity = more elastic
  • Advances in technology
  • Nature of product (stored easily = elastic)
  • Time period
19
Q

What is meant by elastic supply?

A

The change in price will lead to a greater change in quantity supplied. The PES value will be between 1 and ∞.

20
Q

What is meant by inelastic supply?

A

The change in price will lead to a smaller change in quantity supplied. The PES value will be between 0 and 1.

21
Q

What does a PES value of 1 mean?

A

That change in quantity supplied is equal to a change in price. This is unitary.

22
Q

What does a PES value of ∞ mean?

A

This is perfectly elastic, so an infinite amount can be supplied at a given price (considering that price is not changed at all).

23
Q

What does a PES value of 0 mean?

A

That the product is perfectly inelastic so there will be no change in quantity supplied as price changes.

24
Q

What is the importance of PES for consumers?

A
  • If a product is price inelastic, they will have to pay more
  • If the product is in fixed supply (extremely inelastic) consumers will not be able to buy more
  • If products have elastic supply it is easy to purchase alot.
25
Q

What is the importance of PES for producers?

A
  • Firms want an elastic supply as it is easy to respond to price changes
  • Very inelastic supply means price will entirely depend on demand
  • Elastic supply is flexible.