"Pricing carbon could spur greater emissions reduction to help address the global climate crisis, but what would the economic impacts be of introducing an international carbon price floor (ICPF)?
This report, from the World Economic Forum and PwC, analyses a proposal from the International Monetary Fund for an ICPF. It finds that an ICPF could reduce global emissions by 12% without significant economic impact, or the shifting of emissions-intensive economic activities from one part of the planet to another."

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