If you want more of something, mandate it, subsidize it and exempt it from regulations. If you want less of something, punish it with taxes and regulations. Put more bluntly, the power to tax and regulate is the power to destroy. This is the First Rule of Government.
The Left consists of two groups of people running on two parallel yet very different paths to Oblivion.
The Left’s leadership knows their Huge Government ideas are absurd and don’t work – but they’ll be in charge after the collapse they induce so they’re fine with it.