What a carbon tax can do and why it cannot do it all
A carbon tax reflecting the social cost of carbon is viewed as an essential policy tool to limit carbon emissions: high prices for carbon-emitting goods reduce demand for them. The carbon tax is generally levied on fossil fuels. Some countries have already adopted such a tax and discussions are ongoing in others. There are proponents of a global carbon tax too. Yet, governments are often keener to adopt measures other than a tax to contain carbon emissions.
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