The textbook outlines the current thinking for global CO2 permit trading, which is rooted in a balance of competing moral claims. The idea is that more populous nations get more "pollution" credits, which gradually expire as the emission reduction targets approach. This is meant to allow more populous underdeveloped countries to keep industrializing without the burden of lowering emissions, thereby placing those responsibilities on developed countries which caused the problem - often knowingly - and are the most capable of addressing it. This incentivizes green technologies that can in turn be provided to the developing Highly populous countries can also be penalized if they attempt to game the system by encouraging higher birth rates. Incidentally, birth rates tend to decrease naturally as nations develop civically and economically. Can you think of an ethical or justice theory that would support this policy? Can you also think of one that would tend to reject it? Justify your