TY - BOOK AU - Clotfelter, Charles T. TI - Federal tax policy and charitable giving SN - 0226110486 U1 - 336.240973 PY - 1985/// CY - Chicago PB - The University of Chicago Press KW - Income tax - United States - Deductions - Charitable contributions - Mathematical models KW - Corporations - United States - Charitable contributions - Mathematical models KW - Voluntarism - United States - Mathematical models KW - Charitable bequests - United States - Mathematical models ER -