You leave out innovation. The dirigiste first EEG in Germany did a very good job in creating an environment for innovation, limiting the risks to both early consumers and early producers. Technical improvements in wind and solar depended on generous public support, in Japan, Germany, Denmark and the USA. The exception is electric cars, where innovation has SFIK largely been financed within the industry. But generally speaking, it’s reckless to rely just on a carbon price to create sufficient incentives.