Yes, Actually, Individual Responsibility Is Essential to Solving the Climate Crisis
(www.sierraclub.org)
I'm not completely sure of what point you're making. Would you buy the cheaper product even if you could afford the more expensive green one?
Because if the answer is "no", then you are still agreeing with OP; and if the answer is "yes" then you are saying you want to knowingly buy something that is harmful for the environment and encourage a company to make more of it, while deflecting responsibly and saying that corpos and govs are the ones who have to do something.