all created with the idea that power should be limited—that it should be distributed, decentralized, checked, and balanced, so that no person or institution could enjoy unaccountable influence. Yet this vision has always had a major loophole. Written as a reaction to government tyranny, it did not contemplate the possibility of a concentrated private power that might come to rival the public’s, of businesspeople with more influence than government officials, and of an artificial creature of law, the corporation, that would grow to have political protection exceeding that of actual humans.

