Quick questions on Environmental sustainability, climate change and global responses: HSC Economics Topic 1

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is climate change as a global economic problem?

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Climate change is the clearest large-scale example of a negative externality and a tragedy of the commons operating at a GLOBAL level:

What is always pair a mechanism with a dated figure?

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Replace "carbon pricing helps the environment" with "Australia's Safeguard Mechanism requires facilities exceeding a declining baseline to buy carbon credits, and Australia's legislated NDC targets a 43 percent cut below 2005 levels by 2030 (Climate Change Act 2022)". The global emissions-intensity trend and the 2023 record absolute emissions figure (IEA) are the highest-value numbers to keep current.

What is use the diagram actively, not decoratively?

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Refer to Qm, Qs, Pm, Ps and the welfare-loss triangle BY NAME in your written answer - a diagram that is drawn but never referenced in the prose earns little extra credit.

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