Increasing taxes does not always increase tax revenue. It’s easy to do enough damage to the economy that total tax revenues fall. Past that point is easy for the economy and government revenue to fall into a dwindling spiral.
Not if it limits growth to a commensurate extent (or more)
A big part of why America is as rich as it is in 2025 is Big Tech. If laws and regulations had prevented that industry from taking off by stifling the now-giants back when they were starting up, you may have been more equal today (you’d have fewer billionaires), but there would also have been a lot less wealth to go around, even for the working class