Originally Posted by
Enoch the Red
Which would certainly be an option, but not necessarily the only option. Background checks are fairly normal for many positions, (especially positions that involve working with vulnerable populations like children, the elderly, and the infirm), but rarely do they need to be as exhaustive as you seem to think. Furthermore, some of those background checks are not mandated by the free market, but instead mandated by the government.
I think it's interesting to presuppose that the free market would limit options, when experience has shown free market principles generally lead to an explosion of different, (though not necessarily universally appealing) options.