Corporate cronyism. It flourished under The Rapist, but as you note has always worked itself out in tax and regulatory policy. The need for a broad coalition to explicity identify and combat this trend is dire. It should be lead by Republicans, who despite countervailing stereotypes, and an absolute abundance of sins on their own part, have long stood, especially by comparison to the 'Rats, for across the board pro-business policies, as opposed to those that favor entrenched "industry leaders".
Like subsidies and other corporate welfare?
Pro business in that way is anti-freemarket and anti-freedom.