TY - BOOK AU - Liu, Chenyuan AU - Sydnor, Justin R ED - National Bureau of Economic Research TI - Dominated options in health-insurance plans T2 - NBER Working Paper PY - 2018/// CY - Cambridge PB - NBER KW - NBERWP 24392 KW - E21757.pdf UR - http://elibrary.igidr.ac.in/e-library/working papers/NBER/2018/E21757.pdf ER -