There is no such thing as a free lunch
Based on a realistic costing of the impacts of climate change in coming years* and being realistic about the tiny chance that the big corporates play fair (ie, be true to their social responsibility and not interfere with governmental policy), I think the best we could hope for might be governments stepping in and buying out the whole fossil fuel sector at some cut (heavily-discounted) rate based on their falling asset value.
A group of young people in Queensland are challenging the approval of Clive Palmer’s giant Waratah coal mine. The challenge is based on human rights – a legal first in Australia – and it just might rewrite the law books.
The real world is not built around economic theory. It’s based on nation states and their absolute sovereignty. International diplomacy is a parliament of equals, but with no overarching government to enforce the rules.