# Composition and necessity

> This section explains who makes up the public sector and why the state is needed: to supply public goods, to conserve resources, and to manage the economy. The public sector is also called the state…

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## Full notes

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## More in The role of the public sector

- [Key concepts](https://www.hlayiso.com/grade-12/economics/notes/the-role-of-the-public-sector/key-concepts) — Previous section
- [Problems of public sector provisioning](https://www.hlayiso.com/grade-12/economics/notes/the-role-of-the-public-sector/problems-of-public-sector-provisioning) — Next section
- [All The role of the public sector sections](https://www.hlayiso.com/grade-12/economics/notes/the-role-of-the-public-sector)

## Frequently asked questions

### What will I learn in "Composition and necessity"?

This section covers Composition and necessity as part of The role of the public sector in Grade 12 Economics. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.

### Is this section aligned with the CAPS curriculum?

Yes. All notes on Hlayiso, including "Composition and necessity", are written against the official CAPS curriculum and ATP for Grade 12 Economics.

### What should I study after "Composition and necessity"?

Continue with the next section in The role of the public sector, or test your understanding with the interactive quiz linked to this section.

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