TY - BOOK AU - Bailey, Martha J AU - Guldi, Melanie E AU - Hershbein, Brad J ED - National Bureau of Economic Research TI - Is There a case for a second demographic transition?: Three distinctive features of the post-1960 U.S. fertility decline T2 - NBER Working Paper PY - 2013/// CY - Cambridge PB - NBER KW - NBERWP 19599 KW - E10752.pdf UR - http://elibrary.igidr.ac.in/e-library/working papers/NBER/2013/E10752.pdf ER -