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Understanding Supply Side Economic Policies

May 14, 2025

Supply Side Policies in Economics

Overview

  • Focus: Increase productive potential of the economy by targeting aggregate supply.
  • Goal: Shift long-run aggregate supply (LRAS) curve to the right.
  • Method: Improve quantity and quality of factors of production (capital, enterprise, land, labor) or increase market efficiency.

Types of Supply Side Policies

  1. Interventionist Policies

    • Government spending
    • Reduced taxation
    • Short-term impact on aggregate demand but focus on long-term aggregate supply.
  2. Free Market Policies

    • Less government intervention
    • Promote efficient market functioning.

Benefits of Supply Side Policies

  • Increase in economy's productive potential.
  • Actual economic growth (Y1 to Y2).
  • Reduction in unemployment.
  • Lower inflation, particularly cost-push inflation.
  • Improvement in current account and trade position.
  • Overall improvement in key macroeconomic objectives.

Target and Approach

  • Target: LIFE (Labor markets, Industry, Firms, and Efficiency of free markets).
  • Approach: Making life EPIC (Efficient, Productive, Incentives, Competition).

Examples of Supply Side Policies

Labor Markets

  • Education and Training: Increase labor productivity and quality.
  • Reduction of Income Tax: Increase labor force participation.
  • Abolishing Minimum Wage / Reducing Trade Union Power:
    • Lower production costs.
    • Address inefficiencies by aligning wages with equilibrium levels.

Industry

  • Reduction of Corporation Tax:
    • Lower production costs.
    • Increase investment in capital goods, enhancing capital quality and quantity.
  • Subsidies for Research and Development:
    • Incentivize innovation and technological advancement.

Free Market Policies

  • Privatization:
    • Increase private sector involvement.
    • Enhance competition and efficiency through profit motives.
  • Deregulation:
    • Encourage new firm entry, increasing competition and efficiency.

Conclusion

  • Supply side policies aim to increase the productive potential by improving factors of production and market efficiency.
  • Although there might be short-term aggregate demand effects, the primary focus is on long-term aggregate supply.
  • Understanding the concepts of LIFE and EPIC helps in mastering supply side policies.