Panhandling in Downtown Manhattan: A Preliminary Analysis
https://www.gc.cuny.edu/CUNY_GC/media/CUNY-Graduate-Center/PDF/Programs/Economics/Course%20Schedules/Seminar%20Sp.2013/panhandlingpaper100813.pdf [www.gc.cuny.edu]
2017-06-25 04:05
PRELIMINARY AND INCOMPLETE—NOT FOR QUOTATION
Nevertheless, interesting if untested modeling work.
source: MR