▁See ▁esp . ▁chap . ▁ 1 , ▁" Over view ▁of ▁Mort g age - Back ed ▁Sec ur ities ▁and ▁the ▁Second ary ▁Mort g age ▁Market ," ▁chap . ▁ 2 , ▁" The ▁Public ▁and ▁Private ▁S ectors ▁in ▁the ▁Second ary ▁Mort g age ▁Market ." ▁ ▁L out sk ina , ▁El ena , ▁and ▁Philip ▁E . ▁Stra han . ▁" Sec ur it ization ▁and ▁the ▁Dec lin ing ▁Imp act ▁of ▁Bank ▁Fin ance ▁on ▁Lo an ▁Supp ly : ▁Ev idence ▁from ▁Mort g age ▁Accept ance ▁R ates ." ▁The ▁Journal ▁of ▁Fin ance ▁ 6 4 , ▁no . ▁ 2 ▁( 2 0 0 6 ): ▁ 8 6 1 - 8 8 9 . ▁ ▁Lucas , ▁Deb or ah , ▁and ▁Robert ▁Mc Donald . ▁" Val uing ▁Government ▁Gu arante es : ▁F ann ie ▁and ▁Fred die ▁Re vis ited ." ▁In ▁Me as uring ▁and ▁Man aging ▁Federal ▁Fin an cial ▁R isk , ▁ 1 3 1 - 5 4 . ▁Chicago , ▁IL : ▁University ▁of ▁Chicago ▁Press , ▁ 2 0 1 0 . ▁ ▁Lucas , ▁Deb or ah , ▁and ▁Robert ▁Mc Donald . ▁" An ▁Options - B ased ▁Appro ach ▁to ▁E valu ating ▁the ▁R isk ▁of ▁F ann ie ▁Ma e ▁and ▁Fred die ▁Mac ." ▁P aper ▁prepared ▁for ▁the ▁ 2 0 0 5 ▁Car neg ie ▁Ro chester ▁Public ▁Policy ▁Conference ▁( August