Heckman, James J. <br/><br/>
Tax policy and human capital formation 

 - Cambridge, Mass :  National Bureau of Economic Research,  1998 
 - 11 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HUMAN CAPITAL--UNITED STATES--ECONOMETRIC MODELS<br/>FLAT-RATE INCOME TAX--UNITED STATES--ECONOMETRIC MODELS<br/>SPENDINGS TAX--UNITED STATES--ECONOMETRIC MODELS<br/>ECONOMICS--RESEARCH
<br/><br/><label>LC Class. No.: </label>HD5724  / H424T