It's not the economics. It's all the other stuff. It's intersectional feminism, Black Lives Matter, gay marriage, abortion, diversity initiatives, and so on. There is one acceptable position on each of those issues.
When somebody says, "Everybody at my company is a leftist!" they're not talking about people who read Marx and support trade unions. They're talking about culture.
When somebody says, "Everybody at my company is a leftist!" they're not talking about people who read Marx and support trade unions. They're talking about culture.