NW vs BU half scholarship

NW no aids vs BU half tuition merit based scholarship ands honor colllege,  which one to choose? plan to enroll Bio + econ /or business , no interested to medical school but not pue research carrer  as well. 

Kid likes east coast but only have WL(Columbia) now. Maye find intern and job after graduate? Kid said it's not the same :-) 

stat: Got rejected / WL by ivys(not HYPSM), not sure if GPA 3.95/SAT(1540) or assey is the reason. studued in a private highschool and ranked top 10 of class. merit schoolar finalist, Kid earned a science research symposium NATIONAL FIRST PLACE AWARD (NOT ISEF) .  what is the reason(s) for rejection and WL?