• Climate change at the OECD.
• The Carbon Tax Center
• Analysis of Proposed Carbon Tax Rates
• Energy Taxes — analysis by Global Policy Forum
• The Case for Charges on Greenhouse Gas Emissions — Richard Cooper, on behalf of the Harvard Project on International Climate Agreements
• TACA Association's website Arguments for an Ecotax.
• GEMINI-E3 web is a web application which simulates world climate change policies and their impacts at the world level.
• France's Example: Understanding France’s Carbon Tax.

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