No, McCarthyism was an anti-communist panic in the USA. They're referring to USSR propaganda. I assure you, resentment over a better quality of life was not driving McCarthyism. Quality of life was far lower in the USSR, in addition to the fact that the Union and SSRs had more mass killings and abuses of citizens than United States by orders of magnitude:
"I have seen the future, and it works!" is nothing more than demonstrably false propaganda. See here the anarcho-communist Emma Goldman say it themselves:
