Earlier quoted context omitted.
> Capitalism creates wealth only when people are able to keep a decent amount of what they make. As a thought experiment, if you tax people at close to 100% under capitalism and "distribute" it to people that don't work, what do you think will happen? That's one approach, but not the only one, to eliminating capitalism. > Surely there is a disincentive to working hard as taxes approach high levels while resources are…
https://taxfoundation.org/data/all/federal/taxes-on-the-rich...
Why is your article making claims that, while true, give a distorted view of 1950s tax policy? It's certainly possible that an organization called the "Tax Institute" has an agenda they are trying to push.
[1] https://rooseveltinstitute.org/blog/effective-progressive-ta...