Similarly, I was a Gates Scholar and it changed my life (no college debt). I hope none of the scholars or scholarship fund partners are affected, either.
The US federal govt spends $85.9 billion a day. That is just federal, not state or municipal.
https://datalab.usaspending.gov/dts/?start=20210330&end=2021...
The US alone could very easily set up a foundation with similar funding. What makes the Gates Foundation special are the ideas and networks of the creators.
The Soviet Union went down because it represented an attempt at strictly centralized management, coupled to punitive information management where any feedback was assumed to be dissent and swiftly repressed.
As you may know, negative feedback systems are the key to stability and USSR is a case study of everything the opposite.
China is hardly a legit market economy, more of a compromise to afford some autonomy of judgement and decentralization.
[0]https://www.bloomberg.com/news/articles/2020-12-15/mackenzie...