Allcott, Hunt <br/><br/>
Regulating internalities / 
Hunt Allcott and Cass R. Sunstein 
 - Cambridge  NBER  2015 
 - 12p 
 - NBER Working Paper ;  21187 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>NBERWP 21187<br/>E14839.pdf