▁Text books ▁Ba um ol ▁wrote ▁several ▁text books ▁in ▁econom ics , ▁including ▁an ▁intro duct ory ▁text book ▁with ▁Alan ▁Bl inder ▁titled ▁Mac roe conom ics : ▁Princi ples ▁and ▁Policy . ▁His ▁econom ics   text book ▁on ▁operations   res earch ▁was ▁intern ation ally ▁well - rece ived : ▁ ▁In ▁the ▁ 1 9 6 0 s ▁and ▁ 1 9 7 0 s , ▁nearly ▁every ▁econom ics ▁department ▁offered ▁a ▁course ▁in ▁operations   res earch ▁methods ▁in ▁econom ics , ▁and ▁the ▁usual ▁text book ▁used ▁was ▁Econom ic   The ory ▁and ▁Oper ations   Anal ysis ▁by ▁W .   J .   B aum ol . ▁An ▁entire ▁generation ▁of ▁econom ics   stud ents ▁was ▁familiar ▁with ▁this ▁book ▁.... ▁ ▁Professional ▁and ▁phil anth rop ic ▁interests ▁Ba um ol ▁was ▁a ▁trust ee ▁of ▁Econom ists ▁for ▁Peace ▁and ▁Security . ▁Ba um ol ▁was ▁known ▁for ▁his ▁interests ▁in ▁the ▁econom ics ▁of ▁art , ▁including ▁the ▁econom ics ▁of ▁the ▁performing ▁arts . ▁ ▁Death ▁Ba um ol ▁died ▁on ▁May ▁ 4 , ▁ 2 0 1 7 ▁at ▁the ▁age ▁of ▁ 9 5 . ▁ ▁Major ▁publications ▁▁ ▁" Comm unity ▁Ind ifference ", ▁ 1 9 4 6 , ▁R ES ▁ ▁" A ▁Community ▁Ind ifference ▁Map : ▁A ▁construction ", ▁ 1 9 4 9 , ▁R ES . ▁ ▁" A ▁F ormal ization ▁of ▁Mr . ▁Har