The Impact of Supply-Side Policy on Macroeconomic Objectives (Edexcel IGCSE Economics)

Revision Note

Steve Vorster

Written by: Steve Vorster

Reviewed by: Jenna Quinn

Impact of Supply Side Policies

  • The benefits of supply side policies far outweigh the negatives; however, they often take many years (up to 20 in some cases) to fully develop

  • Therefore, many economies fail to develop their supply side policies because of political change and an associated change in government priorities

  • When successful, supply side policies have the following effects on the government's macroeconomic objectives

Impact of supply side policies on macroeconomic objectives

Macroeconomic Objective

Impact

Economic growth

  • Supply side policies increase the rate of growth of an economy

  • Deregulation or privatisation. encourages new firms to enter the market, which stimulates economic growth

  • Spending on infrastructure projects or education and training increases potential national output, leading to higher real gross domestic product (rGDP)

Low and stable inflation

  • Supply side policies reduce inflation as lower taxes, privatisation or deregulation can reduce the cost of production

  • There is also a greater supply in the economy, which results in reductions in the prices of goods and services, leading to disinflation and making the exports of the nation more competitive

Low unemployment

  • Improving the quality of the workforce through better education and training can reduce unemployment levels

  • Greater productivity will lead to higher demand for labour

Stable current account on balance of payments

  • Supply side policies often increase the value of net exports

  • Due to the increased supply, the prices of goods and services often decrease, which makes them relatively more attractive to foreigners, so exports increase

Environmental protection

  • Large infrastructure projects and transport projects almost always have some negative externalities associated with their creation

  • E.g. Building a dam in a gorge to create a hydro electric station damages the natural environment and ecosystem

The redistribution of income

  • The distribution of income may worsen as deregulation offers less protection against low wage employment

  • Reducing taxes results in less government tax revenue and unemployment benefits, leading to a decrease in income redistribution

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Steve Vorster

Author: Steve Vorster

Expertise: Economics & Business Subject Lead

Steve has taught A Level, GCSE, IGCSE Business and Economics - as well as IBDP Economics and Business Management. He is an IBDP Examiner and IGCSE textbook author. His students regularly achieve 90-100% in their final exams. Steve has been the Assistant Head of Sixth Form for a school in Devon, and Head of Economics at the world's largest International school in Singapore. He loves to create resources which speed up student learning and are easily accessible by all.

Jenna Quinn

Author: Jenna Quinn

Expertise: Head of New Subjects

Jenna studied at Cardiff University before training to become a science teacher at the University of Bath specialising in Biology (although she loves teaching all three sciences at GCSE level!). Teaching is her passion, and with 10 years experience teaching across a wide range of specifications – from GCSE and A Level Biology in the UK to IGCSE and IB Biology internationally – she knows what is required to pass those Biology exams.