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 risk of evasion by the taxpayers. It has been suggested that tax farming may reduce tax evasion in less developed countries. This system may be liable to abuse by the "tax-farmers" seeking to make a profit, if they are not subject to political constraints. Abuses by tax farmers (together with a tax system that exempted the aristocracy) were a primary reason for the French Revolution that toppled Louis XVI. Pre-shipment inspection agencies like Société Générale De Surveillance S. A. and its subsidiary Cotecna are in business to prevent evasion of customs duty through under-invoicing and misdeclaration. However, PSI agencies have