Understanding Markets Flashcards

1
Q

_______________ is the study of how society resolves the problem of scarcity

A

Economics

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2
Q

What is equilibrium?

A

Situation where there is no reason to change

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3
Q

Why does equilibrium exist?

A
  1. Every decision-maker takes best action available given environment
  2. Incentive is required to change decision/move to new equilibirium
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4
Q

What does a budget line show?

A

Compares consumption between two goods

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5
Q

What is marginal change?

A

A change in consumption of one good which affects consumption of another

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6
Q

How do you work out production output?

A

production function (Labour * Capital) Technology

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7
Q

What does the production possibility frontier show?

A

The possible combinations of two goods that people in an economy can make given the resources they have

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8
Q

What does the PPF slope indicate?

A

Opportunity cost of [X]

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9
Q

What is a planned economy?

A

Government decides which final products should be made and in what quantities

Planners work out what intermediate goods are needed to make final products

As well as if/where new factories needed

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10
Q

What is a market economy?

A

firms decide what they want to produce and try to sell, individuals decide what they want to buy, while the government sets the rules

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11
Q

What happens to production incentive when a product becomes scarce?

A

Increases - since producers will make more money per unit

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12
Q

What is an absolute advantage

A

When a country can produce something more

cheaply than others

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13
Q

3 main reasons to trade

A
  1. Implied more efficient use of world’s resources
  2. Efficiency within the economy
  3. Allows individuals to specialise in areas of activity where they have an absolute advantage
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14
Q

What is comparative advantage?

A

Advantage relative to other products/trading partner performance

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15
Q

Are gains from trade evenly distributed?

A

Not always - need to take
within-country
distributional aspects into consideration

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16
Q

What are Terms of Trade’s?

A

the weighted average of the country’s export prices to its import prices: Pexport/Pimport

17
Q

What does an increase in ToT do?

A

Give the country more purchasing power

18
Q

Why do we build models?

A
  1. simplify real world
  2. concentrate on important factors
  3. assess effect of one variable
19
Q

Why do we test models?

A
  1. Find out if their prediction is accurate
  2. Find out if they predict something new
  3. Find out how much they rely on assumptions
20
Q

What are the different types of economic data?

A

Cross section data, times series data, panel data, real versus nominal prices, index numbers

21
Q

What is cross section data used for?

A

Analysing differences between countries e.g. GDP and capital per worker

22
Q

What is time series data useful for?

A

Analysing changes over time; one series may follow another which may help identify causation

23
Q

What is panel data useful for?

A

See what is changing

for each company while controlling for (taking account of) things that do not change

24
Q

Positive statements deal with

A

Objective explanation

25
Q

Normative statements

A

Offer prescriptions based on value judgements

26
Q

Economics can be used to prove normative judgements

A

False - these are based on preferences or priorities rather than economics