When the government created public police forces one hundred years ago, they often relied on torture to extract confessions. But now they have new methods: threatening to pile on new charges until the defendant takes a plea agreement.
Henry Ford's factories had a hard time keeping workers because the work was monotonous. So Ford helped keep workers around through reduced hours, vacation time, and other benefits that are now considered typical.
In It's a Wonderful Life, George Bailey was right to oppose Old Man Potter. Potter's fondness for the draft board and his attempt to use the DA to crush his adversary shows Potter had little regard for truly voluntary exchange.