1. UBI 2. LVT 3. Environmental externality taxes That's all we need to fix the 21st century. Simple as hell so basically immune to regulatory capture, and will usher in a rate of progress we haven't seen in 100 years, if ever.
We went from riding horses to computer and space ship so I don't know if those will have the same impact capitalism has especially if we have less money for innovation
Trying to keep society progressing without improving land use and suburbia is like trying to improve CPUs while not improving upon 1980s processes/chip density.