Mr HounselEconomics

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  • AS Level
    • Induction day
    • Y11 Induction
    • Theme 1
      • 1.1 Nature of economics
        • 1.1.1 Economics as a social science
        • 1.1.2 Positive and normative economic statements
        • 1.1.3 The economic problem
        • 1.1.4 Production possibility frontiers
        • 1.1.5 Specialisation and the division of labour
        • 1.1.6 Free market economies, mixed economy and command economy
      • 1.2 How markets work
        • 1.2.1 Rational decision making
        • 1.2.2 Demand
        • 1.2.3 Price, income and cross elasticities of demand
        • 1.2.4 Supply
        • 1.2.5 Elasticity of supply
        • 1.2.6 Price determination
        • 1.2.7 Price mechanism
        • 1.2.8 Consumer and producer surplus
        • 1.2.9 Indirect taxes and subsidies
        • 1.2.10 Alternative views of consumer behaviour
      • 1.3 Market failure
        • 1.3.1 Types of market failure
        • 1.3.2 Externalities
        • 1.3.3 Public goods
        • 1.3.4 Information gaps
      • 1.4 Government intervention
        • 1.4.1 Government intervention in markets
        • 1.4.2 Government failure
    • Theme 2
      • 2.1 Measures of economic performance
        • 2.1.1 Economic growth
        • 2.1.2 Inflation
        • 2.1.3 Employment and unemployment
        • 2.1.4 Balance of payments
      • 2.2 Aggregate demand (AD)
        • 2.2.1 The characteristics of AD
        • 2.2.2 Consumption (C)
        • 2.2.3 Investment (I)
        • 2.2.4 Government expenditure (G)
        • 2.2.5 Net trade (X-M)
      • 2.3 Aggregate supply (AS)
        • 2.3.1 The characteristics of AS
      • 2.4 National income
        • 2.4.1 National income
        • 2.4.3 Equilibrium levels of real national output
        • 2.4.4 The multiplier
      • 2.5 Economic growth
        • 2.5.1 Causes of growth
        • 2.5.2 Output gaps
        • 2.5.3 Trade (business) cycle
      • 2.6 Macroeconomic objectives and policies
        • 2.6.1 Possible macroeconomic objectives
        • 2.6.2 Demand-side policies
        • 2.6.3. Supply-side policies
        • 2.6.4 Conflicts and tradeoffs between objectives and policies
        • Financial Crisis v Great depression
      • Class 2016
  • A Level
    • Theme 3
      • 3.1. Business Growth >
        • 3.1.1 Sizes and types of firms
        • 3.1.2 Business growth
        • 3.1.3 Demergers
      • 3.2 Business Objectives >
        • 3.2.1 Business objectives
      • 3.3 Revenue, Costs & Profits >
        • 3.3.1 Revenue
        • 3.3.2 Costs
        • 3.3.3 Economies and diseconomies of scale
        • 3.3.4 Normal profits, supernormal profits & losses
      • 3.4 Market Structures >
        • 3.4.1 Efficiency
        • 3.4.2 Perfect competition
        • 3.4.3 Monopolistic competition
        • 3.4.4 Oligopoly
        • 3.4.5 Monopoly
        • 3.4.6 Monopsony
        • 3.4.7 Contestability
      • 3.5 Labour market >
        • 3.5.1 Demand for labour
        • 3.5.2 Supply of labour
        • 3.5.3 Wage determination in competitive and non-competitive markets
      • 3.6 Government intervention >
        • 3.6.1 Government intervention
        • 3.6.2 The impact of government intervention
    • Theme 4
      • 4.1 International economics >
        • 4.1.1 Globalisation
        • 4.1.2 Specialisation & Trade
        • 4.1.3 Pattern of trade
        • 4.1.4 Terms of trade
        • 4.1.5 Trading blocs & WTO
        • 4.1.6 Restrictions on free trade
        • 4.1.7 Balance of Payments
        • 4.1.8 Exchange Rates
        • 4.1.9 International Competiveness
      • 4.2 Poverty and inequality >
        • 4.2.1 Absolute & Relative Poverty
        • 4.2.2 Inequality
      • 4.3 Emerging and developing economies >
        • 4.3.1 Measures of development
        • 4.3.2 Factors influence growth & dev
        • 4.3.3 Stratergies for growth & dev
      • 4.4 The financial sector >
        • 4.4.1 Role financial markets
        • 4.4.2 MF in Financial markets
        • 4.4.3 Role of Central Banks
      • 4.5 Role of the state in the macroeconomy >
        • 4.5.1 Public expendicture
        • 4.5.2 Taxation
        • 4.5.3 Public sector finances
        • 4.5.4 Macro policies
  • Class List
    • Year 12
    • Year 13
ILO:

a) The multiplier ratio

b) The multiplier process

c) Effects of the multiplier on the economy

d) Understanding of marginal propensities and their effects on the multiplier:
o the marginal propensity to consume (MPC)
o the marginal propensity to save (MPS)
o the marginal propensity to tax (MPT)
o the marginal propensity to import (MPM)

e) Calculations of the multiplier using the formulae 1/(1-MPC) and 1/MPW, where MPW=MPS+MPT+MPM

f) The significance of the multiplier to shifts in AD

Multiplier Ratio

Watch this video for the concept of the multiplier.
This video reviews the technical aspects of the multiplier.
The Multiplier Effect (In less than 5 minutes)
The Multiplier Effect Explained I A Level and IB Economics

Multiplier Process

Explain the importance of the multiplier during the covid crisis. (5 marks)
Layoffs rise at fastest rate EVER in UK - as coronavirus slams economy
Assess the benefits of a country hosting a global event like the Olympics. (10 marks)
Why Hosting The Olympics Isn't Worth It Anymore
​

Effects of  the multiplier and marginal propensities

Examine two factors that the Government must consider when setting the MRT on income tax? (8 marks)
Explain how the base rate impacts the size of the multiplier. (5 marks)
Budget 2021: What does tax threshold freeze mean for your take home pay? | ITV News
Interest Rates Cut To A Record Low | Good Morning Britain

Calculations of the multiplier

There are 2 formulas that can be used. The choice will be based upon the information provided in the question.

​1/(1-MPC)


1/MPW , where MPW=MPS+MPT+MPM

Watch and attempt the practice questions in the video.
The Multiplier - 6 Practice Questions I A-Level and IB Economics
Additional revision activity:
MCQ quiz

The significance of the multiplier to shifts in AD

Assess the importance of understanding the multiplier when determining Fiscal policy during 2021. (12 marks)
How Will the U.K. Pay Off Its Vast Debt?
​
Research task:

Explain how a negative multiplier would of influenced the size and duration of the recession that began in 2008.
​(5 marks)

Assess the significance of the multiplier for the UK Government during the 2008 recession and how this may of influenced their fiscal policy decisions. (NB - remember fiscal policy involves both G & T) (10 marks)
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Mr Hounsel - Economics

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