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🗞️ Driving the news: Philippe Aghion, a newly announced Nobel laureate in economics, argues that the key to fighting climate change is not just carbon taxes, but innovation driven by “creative destruction” — where new technologies replace older, polluting ones, sparking economic growth
• Aghion emphasizes that carbon taxes should be paired with policies that actively encourage green innovation, such as subsidies and industrial policies for clean technologies
🔭 The context: Aghion’s work builds on the idea of “creative destruction”, a term coined by economist Joseph Schumpeter, where technological advances lead to the replacement of outdated, harmful industries
• In Aghion’s view, this principle can drive the decarbonization of the economy, by fostering cleaner technologies to replace fossil fuels
• While he acknowledges the role of carbon pricing, he believes it is not enough on its own, and that targeted industrial policies are needed to encourage green innovation and accelerate the transition
🌍 Why it matters for the planet: As the world battles climate change, Aghion’s perspective offers a roadmap for decarbonization through innovation
• His argument underscores the need for a policy mix that includes carbon taxes, subsidies for green innovation, and industrial policies that boost clean technologies
• Aghion's approach aligns with initiatives like the U.S. Inflation Reduction Act (IRA), which focuses on incentives to accelerate green innovation while also making fossil fuels more expensive
⏭️ What's next: The world will need to test Aghion’s approach at scale, especially as governments like the U.S. and Europe grapple with both supporting green technologies and dealing with political resistance from fossil fuel industries
• As the policy mix evolves, the question remains whether the political will will align with the economic logic of Aghion’s vision
• His ideas are likely to influence future climate policies, particularly in how green innovation can be coupled with effective carbon pricing and regulatory frameworks to ensure a sustainable transition
💬 One quote: “Carbon price is not enough… you need smart industrial policy aimed at green innovation,” said Philippe Aghion, emphasizing a multi-pronged approach to tackle climate change
📈 One stat: Aghion argues that higher fuel prices and regulations directly push firms toward clean innovation, leading to faster adoption of green technologies
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