In late October, Exxon Mobil CEO Rex Tillerson announced that his company is backing the concept of a carbon tax, saying that climate change brings real risks, and serious action is required to mitigate them.

“We have long used a proxy cost of carbon… there’s a range depending on the country, depending on the tax that we think would be appropriate,” Tillerson explained at the Oil & Money conference in London. “We’re trying to influence and inform people and business on the choices they make.”
read more