Murray Humphreys late 1920s to the early 1930s, Humphreys, along with "Red" Barker, William "Three-Fingered Jack" White and William "Klondike" O'Donnell, was one of the mobsters who orchestrated the Outfit's takeover of a number of Chicago labor unions. Humphreys was later indicted for the December 1931 kidnapping of a union president, Robert G. Fitche, but escaped conviction. In 1933, with Capone behind bars for income tax evasion, the chief investigator for the State Attorney's office described Murray Humphreys as "'public enemy No. 1' and 'the czar of business rackets in Chicago.'" Later that same year, Humphreys was indicted for income tax evasion
Tax evasion of evasion depends on the severity of punishment for evasion. Professor Christopher Hood first suggested privatization of tax enforcement to control tax evasion more efficiently than a government department would., and some governments have adopted this approach. In Bangladesh, customs administration was partly privatized in 1991. Abuse by private tax collectors (see tax farming below) has on occasion led to revolutionary overthrow of governments who have outsourced tax administration. Tax farming is an historical means of collection of revenue. Governments received a lump sum in advance from a private entity, which then collects and retains the revenue and bears the