www.thinkprogress.org/economy/2014/02/01/3237401/nebraska-prison-contracts-reform/
"The most notorious examples are private prison contracts that guarantee companies like the Corrections Corporation of America (CCA) a certain minimum occupancy level at prisons, and promise to pay CCA the difference should prison populations sag below that level. Such “lock-up quotas” appear in two-thirds of all prison privatization contracts, according to a report last fall by the anti-privatization group In The Public Interest (ITPI)."