I think a big factor is the western labour movement wrestling away some of the prosperity created by the industrial revolution. Developing nations have profitable industries but the wealth doesn’t make it’s way down to the average citizen because they haven’t forced it to happen. The small minority of people who do profit from dirt cheap labour are quite happy for things to stay that way indefinitely, and so it does, because they are the ones who hold political and financial power.
Yougov US: Support for universal health care - 55.9 % vs 24.4% oppose
Can’t find much data on the corporatism stuff, but don’t think that’s true either