i. Reasons for Government Intervention in the Economy:

1. Market Failure Correction: To address market inefficiencies, such as externalities and monopolies, which the market alone may not correct.
2. Redistribution of Income: Ensures a fairer distribution of wealth through taxation and social programs, reducing inequality.
3. Economic Stabilization: Manages inflation and unemployment rates through fiscal and monetary policies to maintain economic stability.
4. Resource Allocation: Guides resources towards socially desirable projects, such as public goods and services.
5. Protection of Consumers and Environment: Implements regulations to protect consumers from exploitation and prevent environmental degradation.

ii. Macroeconomic Objectives in Nigeria:

1. Economic Growth: Aims to increase GDP to improve national prosperity.
2. Employment Generation: Seeks to reduce unemployment levels through policies promoting job creation.
3. Price Stability: Controls inflation to maintain the purchasing power of citizens.
4. Balance of Payments Stability: Ensures a favorable balance between exports and imports.
5. Equitable Income Distribution: Reduces income disparities to promote social equity and stability.