However, I can suggest some topics that should be covered in class 12 economics notes.

1. Microeconomics:
- Definition and scope of microeconomics
- Demand, supply, and market equilibrium
- Elasticity of demand and supply
- Theory of production and costs
- Market structures (perfect competition, monopoly, oligopoly, monopolistic competition)
- Factor pricing (rent, wage, interest, profit)

2. Macroeconomics:
- Definition and scope of macroeconomics
- National Income Accounting
- Money and banking
- Public finance
- International trade and balance of payments
- Economic growth and development

3. Indian Economy:
- Economic reforms since 1991
- Poverty and unemployment
- Agriculture and rural development
- Industry and infrastructure
- Services sector
- Inflation and monetary policy

4. Economic Planning:
- Definition and objectives of planning
- Planning in India
- Five-year plans and their achievements
- Criticisms of planning

5. Statistics:
- Collection, organization, and presentation of data
- Measures of central tendency and dispersion
- Correlation and regression
- Index numbers

These topics should be covered in detail with examples, graphs, and case studies. It is also important to stay updated with the latest economic developments and trends.