it appears to me that almost the entire US legal and political system is driven by, and for the benefit of, corporate and big business interests "Corporate and

it appears to me that almost the entire US legal and political system is driven by, and for the benefit of, corporate and big business interests "Corporate and big business interests", i.e., publicly traded companies, are responsible for the majority of wealth creation (source: well it's obvious, but see for example William Bernstein, "The Birth of Plenty".) So what you said can be rephrased as, "The US system works to enable wealth creation", or in other words, "The US system is optimized for providing the best standard of living for its citizens." Which is exactly the case.