> It's parroted because it's make sense. Every 'imperfection' of an economists idea has led to further concentration of capital in the hands of incumbents.

Has it? Are you talking about actual economics research or conservative politics wrapping itself in free market fundamentalism disguised as economics? It's understandable but endlessly frustrating how politics has convinced the public that economics is a bunch of libertarian nonsense.

In reality, economists actually skew significantly left of center (by US standards): https://onlinelibrary.wiley.com/doi/10.1111/j.1536-7150.2007...