From the TARP bail out of Wall Street, to the government bailout of General Motors and Chrysler, and in many other ways, companies which become too large become entangled with the government to the detriment of both free enterprise and honest government.
Therefore:
1) Beginning Jan 1., 2016, no company having more than $10B in annual sales, or controlling more than $10B in assets, may engage in interstate commerce in the United States
2) Any entity engaging in interstate commerce in the United States must first clearly demonstrate that they satisfy requirement (1)
3) Corporations which own more than 10% of another company are treated as though they benefited from 100% of that owned companies sales and assets
4) A tax of 1% of sales over $10B will commence Jan 1., 2014