United States. Department of the Treasury. "Administration Proposes Tax Cuts For Middle Class Families and Small Businesses, Closing Corporate Tax Loopholes 'Greenbook' Details Efforts to Build Prosperity, Increase Fairness of Tax Code,"
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(May 11, 2009).
https://fraser.stlouisfed.org/title/6111/item/592948, accessed on March 1, 2025.