Theme 1 Flashcards

1
Q

What’s the difference between real and nominal values?

A

Nominal values are not adjusted by inflation and so use the level of prices existing during the time period being measured.

Whereas real values are, and involve taking one time period as the base year.

E.g. gdp at market prices can be heavily affected by inflation making it seem as if a countries output has increased immensely even if that is not the case.

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2
Q

Where on a PPF can production take place?

A

Production can only take place:

  • on the boundary which means you’re using your resources efficiently
  • within the boundary meaning the economy is producing less than its maximum

However it cannot produce at a point above the boundary and PPF shows the maximum output for the economy. It can only increase by a shift outwards of the PPF

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3
Q

What’s the difference between consumer goods and capital goods?

A

Consumer goods are goods/services that are used by people to satisfy their needs. Capital goods are those used in the production of a product e.g machinery.

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4
Q

What is specialisation (division of labour)?

A

Specialisation is when each individual worker in a firm is allocated a different task in which they become experts. This should increase productivity as if a worker is specialised in their task then they should be able to carry it out efficiently and quickly. An increase in productivity decreases cost of production.

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5
Q

What’s the difference between the private and public sector?

A

The public sector is the state/govt sector of the economy where the production of goods are produced through govt organisations, local authorities and state owned businesses.

The private sector is owned by private individuals, firms and charities.

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6
Q

What are the functions of money?

A

A medium of exchange: should be given in return for goods and services

A measure of value: money should have a definite worth/value however in reality this isn’t entirely true as eg. high inflation can decrease the value of money during that time period so it’s worth isn’t the same as when you got it.

A method of deferred payment: if a deferred payment is made then firms will make sure the money it receives has the same value as it does today

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7
Q

What is near monies?

A

Assets which fulfil some but not all functions of money. It has a measure as well as store of value but does not act as a medium of exchange. However depending on the asset, this can be changed into a medium of exchange easily (liquidity is how easily an asset can be changed into money).

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8
Q

What is the market mechanism?

A

It allocates resources through buyers and sellers reaching an agreement on a price of a good being sold.

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9
Q

What is planning?

A

Planning allocates resources through administrative decisions e.g. govt bodies such as the NHS allocate resources through planning.

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10
Q

What’s the difference between free market economies and planned economies?

A

In a free market, the majority of resources allocated through the market mechanism e.g. The USA. Whereas in planned economies, resources are mainly allocated by the state.

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11
Q

Evaluation of free market economy?

A
  • There is more variety in a free market economy as the lack of govt intervention allows room for innovation and choice.
  • there is more competition as there are different companies so incentives to produce good quality goods are high.
  • firms tend to take more risks
  • there tends to be high levels of inequality as resources aren’t allocated equally, only to those that can afford it eg. Health care
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12
Q

Evaluation of a planned economy?

A
  • choices are limited in the market as planning tends to provide uniform goods
  • due to lack of choice, there is less competition and so no need for innovation as profit will still be made
  • smaller income inequality gap as govt provides people with basic services to survive if they cannot afford it themselves
  • people are left with less money after tax as rates are high to find these services
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13
Q

What did Adam Smith say about how markets are run?

A

He believed that the invisible hand would allocate resources to everyone’s advantage. He said that if you left people follow their own endeavours, they would make decisions that benefitted them the most, leading to an economy that is self driven. This would happen if the govt did not regulate the markets. However he did say that the govt needs to provide a framework in which the free market can operate.

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14
Q

What did Karl Marx say about capitalism?

A

He said that capitalism will fall because of a revolution lead by the proletariat. This is because they are exploited by the bourgeoisie by working longs hours and not receiving the right amount of pay.
A New Democratic society will be made that encourages equality and where property is owned by everyone.

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15
Q

What is rational decisions making?

A

It is when economic agents are able to use all the information they can get and chose an outcome that maximises their benefit.

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16
Q

Assumptions of a consumer’s rational behaviour?

A

It is assumed that consumers maximise their economic welfare by making choices based on the level of utility/satisfaction gained.

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17
Q

Assumptions of a workers rational behaviour?

A

It is assumed that they want to maximise their own welfare at work. This includes looking at a range of option when considering where to work according to again satisfaction e.g. Good pay and less travel will give high satisfaction.

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18
Q

Assumptions of a firms rational behaviour?

A

It is assumed the owners of these firms want to increase rewards gained from sales meaning that they will aim to maximise profit.

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19
Q

Why is the demand curve downwards sloping?

A

It shows that the lower the price, the higher the quantity demanded of the good. It has a negative correlation.

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20
Q

What is Ceteris Paribus? UPDATE THIS

A

The condition that all other factors, besides price, stays the same.

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21
Q

What is the difference between a movement along and shift in the demand curve mean?

A

A movement along indicates a change in price. Whereas a change in non price factors cause a shift.

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22
Q

What is the difference between normal and inferior goods?

A

Demand for a normal good rises as income rises.

However with an inferior good, the demand for it goes down as income rises as people can now afford better things.

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23
Q

Factors that affect demand? UPDATE THIS

A
P - population
A - adverts
S - substitutes
I - 
F - fashion trends 
I - 
C - compliments
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24
Q

What is the law of diminishing marginal returns?

A

With every extra unit you consume of a good, the less satisfied you feel compared to the last unit.
One example is buffets because at the start you feel as if you’re getting your money’s worth however as you eat more and become fuller, you start to feel unsatisfied.

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25
Q

What is the paradox of value?

A

When goods such as diamonds have such a high price that some people are willing to pay, but necessities like water are cheap.

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26
Q

What is consumer surplus?

A

The difference between what price consumers are willing to buy at and the actual price of the good.

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27
Q

What is price, income and cross elasticity of demand?

A

A measure of responsiveness of quantity demanded to changes in the price of the good (PED), to changes in income (YED) and to changes in the price of another good (XED).

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28
Q

What is the formula for PED?

A

% change in quantity demanded/ % change in price

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29
Q

How do you calculate percentage change?

A

[(New value - old value)/original value] x 100

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30
Q

What does it mean when demand is price elastic or inelastic?

A

Price elastic is when a change in price cause a proportionate or larger change in quantity demanded and PED > 1.
Whereas price inelastic is when a change in price leads to a smaller change in quantity demanded in comparison and PED < 1.

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31
Q

What is the difference between perfectly elastic, in elastic and unitary elasticity of demand?

A

If demand is perfectly elastic (theoretically) a fall in demand will cause an infinite increase in quantity demanded and is shown as a horizontal graph.
If demand is perfectly inelastic, a change in price will have no effect on demand so the graph is vertical.
If demand is unitary, a change in price leads to the exact and opposite change in quantity demanded causing the graph to be diagonal. At this point PED = 1.

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32
Q

What is the formula for YED and what does the answer being positive or negative mean?

A

The formula is:
% change in quantity demanded/% change in income

A negative answer means the good is inferior and a positive answer means it is a normal good.

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33
Q

What is the formula for XED and what does the answer being positive or negative mean?

A

The formula is:
% change in quantity demanded of good X/% change in price of good Y

A negative answer means the goods are compliments and a positive answer means the goods are substitutes.

34
Q

What happens to supply as the price of a good increases?

A

Supply increases as if the price of a good is high, high profit can be retained which attracts firms to expand production.

35
Q

Why is the supply curve upward sloping?

A

Firms are motivated to produce profit. This means that as the price of a good increases, profit increases and so supply also increases since firms willing to produce more.

36
Q

Factors that affect the supply curve? UPDATE THIS

A
P - producer surplus 
I - 
N - 
T - technology 
S - 

W - weather
C - cost of production

37
Q

What is producer surplus?

A

The difference between what price producers want to sell a good for and what they actually sell the good for.

38
Q

What is the formula for PES?

A

% changes in quantity supplied/% change in price

39
Q

Supply is price elastic when?

A

When a change in price causes a more than proportionate response in the quantity supplied.

Whereas inelastic means that a change in price causes a less significant change in quantity supplied.

40
Q

What is perfectly elastic, inelastic and unitary elasticity in terms of PES?

A

Perfectly elastic - when produces are willing to supply at any given price (horizontal).

Perfectly inelastic - when a change in price does not affect price at all (vertical).

Unitary elasticity - when a change in price cause an exact change in quantity supplied (diagonal).

41
Q

What is the short run and long run?

A

In the short run, at least one fact or production is fixed. Whereas in the long run, all factors are variable.

In the long run PES is more likely to higher as producers can change their method of production to increase of serenade supply as a response to price changes.

42
Q

What is the equilibrium price?

A

This is where the supply and demand curve meet. That price level is where the demand of buyers equals the supply of sellers.

43
Q

Why do markets tend towards market clearing prices?

A

This is because at the market clearing quantity they will be able to make more profit with out having to deal with the problem of excess demand and supply.

44
Q

What does an increase in demand mean for consumer surplus?

A

For consumers, an increase in demand shows that they are prepared to pay a higher price for the good for the same quantity bought. They place a higher value on it, causing consumer surplus to increase.

45
Q

What is the price mechanism?

A

It is a mechanism that allocates resources between conflicting uses. Demand and supply fix the price at which exchange takes place.

There are three main functions in allocating resources:

  • rationing function
  • signalling function
  • incentive function
46
Q

What is the rationing function?

A

Scarce resources need to allocated between certain individuals and so one way to do this through rationing. This is done by increasing the price of the good so that only those that can afford it, buy it.

47
Q

What is the signalling function?

A

The price of a good reflects market conditions and so acts a signal to those in the industry. For example if the price of a good decreases that would show producers that they should lower their prices in order to sell output.

48
Q

What is the incentive function?

A

Price acts as an incentive for buyers and sellers. For example high prices encourages firms to increase supply in order to make more profit.

49
Q

What is the difference between ad valorem tax and specific tax?

A

Ad valorem tax is when a percentage of the price of a good is added on top e.g 20% VAT. Whereas specific tax does not depend on the value of good. This means that the same amount of tax is applied to all of the relevant goods no matter the difference in prices.

50
Q

What is a subsidy?

A

It is a grant given by the govt to encourage the production or consumption of a good/service.
Subsidies leads to cost of production to decrease, allowing the price of the good to be lowered in order to increase demand.

51
Q

What is the incidence of tax?

A

The incidence of tax measures the burden of tax upon the taxpayer. For example if tax increased, causing the price of a good to decrease, firms have to decide how much of the tax is to fall on consumers.

52
Q

Why might consumers not act rationally?

A
  • influence from other people’s behaviour: consumers do not make independent choices, they usually follow the social norms of the people around them.
  • habitual behaviour: when consumers don’t gather and look through all the info they can before making a rational decision. Instead they let their habits make the decision.
  • consumer weakness at computation: consumers are not willing or able to make comparisons when trying to figure out the most beneficial option.
53
Q

What is market failure?

A

When markets do not allocate resources efficiently within an economy e.g. underproduction of a good.

54
Q

What is externalities?

A

Externalities arise when private costs and benefits are different to social costs and benefits.

Private cost is the effect on the first person/person involved in economic transaction.

Social cost is the effect on the third party/wider society.

If private costs and benefits < social costs and benefits, then a negative externality exists.

55
Q

What is marginal cost?

A

It is the extra cost of producing an extra unit of output.

They usually fall at first as producing a larger quantity can allow greater efficiency. However after a certain point, the marginal costs actually increases because e.g. the costs of more factors of production could be high or production might be less efficient.

56
Q

What are the two quantities shown on an externalities graph?

A

Social optimum and free market

57
Q

What characteristics do public goods possess?

A
  • non rivalry: consumption of the good by one person does not affect the amount available for consumption by another person.
  • non excludability: once provided, you cannot stop other people’s from using it. Everyone can use it.
58
Q

What is the free rider problem?

A

This is when a public good or service is provided, and other people start using it for free. This is because with a public good, it’s impossible to stop others from using it.

This problem is faced by the state market, not the free market as they would never provide a good if they didn’t get anything in return regularly.

59
Q

What is quasi public good?

A

A good that posses one characteristic of a public good but not completely.

60
Q

What is asymmetrical info?

A

This is when individuals taking part in a transaction do not have the same amount of knowledge needed to maximise welfare. Instead, one has more than the other and could exploit the advantage.

61
Q

What is principle agent problem?

A

The principle is the individual who benefits or loses from a set of economic decisions made by the agent.

62
Q

Examples of information gaps?

A
  • Pensions: there’s a lack of saving as many young people tend not to think of putting money towards their pension as they think they have a lot of time to do that later.
  • drugs: some people are unaware of the long term costs of drug use. Also those who are selling it may give out false information as a Way to encourage drinking and drugs.
63
Q

What is moral hazard?

A

This is when people act more recklessly because they are protected by some kind of contract or agreement made e.g. Life insurance

64
Q

What is indirect tax?

A

This is tax that is put on goods and services instead of price and profit.
It’s is one way of correcting market failures e.g. If firms are producing a lot of pollution then the govt can put tax on production so that supply decreases therefore decreasing social costs and welfare loss

65
Q

What are the problems with indirect tax?

A
  • it’s hard trying to figure out the right level of tax as too much or too little will not correct market failure.
  • taxes are unpopular and so plans can be abandoned because of political opposition
66
Q

How can subsidies correct market failure?

A

Subsidies can be used to encourage production by reducing cost and increasing productivity within the firm.
E.g. Subsidies can be used in positive externalities so make private firms produce at the social optimum quantity rather than the free market quantity.

67
Q

What are the problems with subsidies?

A
  • hard to figure out what level of subsidies are needed as exact size of market failure is not known.
  • subsidies, if payed for a long time, can increase govt deficit
  • people can become reliant on subsidies and so if they were removed, productivity will be affected immensely
  • some people can use their subsidies recklessly and not for the purpose it was given
68
Q

What are maximum prices?

A

This is when a maximum price is put on a good in which producers cannot go over when deciding the price of their good/service. This is because some consumers may not be able to afford it, and so imposing a max price level can increase demand.

69
Q

What is the problem with max prices?

A

It can lead quantity supplied to decrease as people do not want to supply the good below the mac price level, causing excess demand.

70
Q

What is minimum price?

A

Producers have make sure the price for their good is at least the minimum price. This is because if the minimum price level is set it can discourage people from buying/lots of the product e.g for cigarettes and alcohol.

71
Q

What is the problem with setting a min price?

A

It can cause excess supply as firms will have to set their price up to that price level which could make some consumers think twice about buying it. A fall in sales will cause excess supply which is usually corrected by decreasing prices, however in this situation it cannot be done.

72
Q

What is regulation?

A

A set of policies or rules used to correct market failure. They are cheap to enforce but have drawbacks.

73
Q

What are some of the problems with regulations? UPDATE THIS

A
  • regulations might not be right enough allowing firms to find loopholes to avoid having to make changes.
74
Q

What are trade pollution permits?

A

It’s a cal and trade scheme. The govt produce these permits which a lot forms to pollute but at a certain level. These permits can be bought or sold between firms.

75
Q

What is the problem with trade pollution permits?

A

As they can be bought or sold between firms, this can allow firms to avoid making any changes to their production process because they can just buy permits off other firms.
However it can also be a way for smaller firms to make money if they don’t need to use all of the permit.
Also the social benefit in the long run will be higher as pollution levels will decrease.

76
Q

What is state provision of goods?

A

When certain goods are underproduced in the private sector due to the free rider problem and so the govt pay for the production of these goods through tax.

77
Q

What is govt failure?

A

When the govt intervenes in the market but it leads to loss of economic welfare rather than a gain.

78
Q

What’s the problem with excessive administrative costs?

A

Sometimes administrative costs of correct market failure is so large that the welfare benefits is not worth it.

79
Q

What’s the problem with information gaps?

A

Information gaps can lead to lead to the wrong policies being made as a response to market failure.

80
Q

What is the public choice theory?

A

The idea that politicians act in a way that maximises their utility whether or not this leads the improves welfare for society. One example is when re election is around the corner, and they may make policies that are beneficial in the short run but not the long run.