Cebula RJ. The underground economy in the U.S.A.: preliminary new evidence on the impact of income tax rates (and other factors) on aggregate tax evasion 1975-2008. PSL QR [Internet]. 2014 Dec. 18 [cited 2024 Dec. 23];67(271). Available from: https://rosa.uniroma1.it/rosa04/psl_quarterly_review/article/view/13024