▁colleg es ▁and ▁univers ities ▁offer ▁such ▁no - lo an ▁financial ▁aid ▁packages ▁as ▁of ▁March ▁ 2 0 0 8 : ▁ ▁Lo an ▁cap ▁ ▁Some ▁univers ities ▁have ▁opt ed ▁to ▁have ▁a ▁" lo an ▁cap " ▁program , ▁which ▁is ▁a ▁maximum ▁loan ▁— ▁either ▁per ▁year ▁or ▁for ▁the ▁four ▁years ▁combined ▁— ▁designed ▁to ▁reduce ▁the ▁cost ▁of ▁attend ance ▁for ▁low - in come ▁and ▁middle - class ▁students . ▁The ▁following ▁schools ▁have ▁a ▁loan ▁cap ▁program : ▁ ▁Effect ▁of ▁financial ▁aid ▁on ▁en roll ment ▁In ▁a ▁study ▁on ▁the ▁correlation ▁between ▁the ▁price ▁of ▁higher ▁education ▁and ▁en roll ment ▁rates , ▁Donald ▁H eller ▁finds ▁that ▁the ▁amount ▁of ▁financial ▁aid ▁available ▁for ▁students ▁is ▁a ▁strong ▁factor ▁in ▁en roll ment ▁rates . ▁ ▁D ifferent ▁factors ▁have ▁different ▁effects ▁on ▁financial ▁aid : ▁▁ ▁Dec re ases ▁in ▁the ▁amount ▁of ▁financial ▁aid ▁leads ▁to ▁decre ases ▁in ▁en roll ment . ▁However , ▁different ▁types ▁of ▁financial ▁aid ▁have ▁differ ing ▁effects . ▁Grant ▁awards ▁tend ▁to ▁have ▁a ▁stronger ▁effect ▁on ▁en roll ment ▁rates . ▁ ▁Ch anges ▁in ▁tu ition ▁and ▁financial ▁aid ▁affect ▁poor er ▁students ▁more ▁than ▁they ▁affect ▁students ▁with ▁higher ▁in comes . ▁ ▁In ▁terms ▁of ▁race , ▁changes ▁in ▁financial ▁aid ▁affect s ▁black ▁students ▁more ▁than ▁it ▁affect s ▁white ▁students . ▁ ▁Ch anges ▁in ▁financial ▁aid ▁affect ▁students ▁from ▁community ▁colleg es ▁more ▁than