I. 🍃Introduction
- Brief explanation of the topic
- Purpose of the outline

II. Reasons why an increase in the top rate of income tax may raise more tax revenue
- Extra revenue may be spent on healthcare/education, which may increase living standards
- Tax revenue may be spent on infrastructure/education, which may increase economic growth
- Higher rate may reduce income inequality, especially if some of the revenue is used to help the poor

III. Reasons why an increase in the top rate of income tax may not be effective
- Higher rate may discourage effort and enterprise
- Some entrepreneurs may choose to leave the country
- High paid workers may reduce their working hours
- Higher rate may encourage tax evasion, reducing tax revenue
- Higher tax rate may encourage the high paid to seek wage rises, raising costs of production and causing cost-push inflation
- Reduce the disposable income of the rich, lowering total (aggregate) demand and reducing output

IV. 👉Conclusion
- Summary of the main points
- Personal opinion on the effectiveness of increasing the top rate of income tax