TY - BOOK AU - Heckman,James J. AU - Lochner,Lance AU - Taber,Christopher TI - Tax policy and human capital formation AV - HD5724 H424T PY - 1998/// CY - Cambridge, Mass PB - National Bureau of Economic Research KW - HUMAN CAPITAL KW - UNITED STATES KW - ECONOMETRIC MODELS KW - FLAT-RATE INCOME TAX KW - SPENDINGS TAX KW - ECONOMICS KW - RESEARCH ER -