1 research report for arlington economic development prepared by heike mayer ph d assistant professor roger zalneraitis graduate contact info dr virginia tech department of urban affairs and planning alexandria center 1021 prince street suite 200 va 22314 phone 703 706 8122 fax 518 8009 e mail heikem vt edu the homeland security industry its impact on economy august 2005 2 table contents executive summary 3 introduction 6 purpose study organization methodology 7 data analysis geographic definitions 9 4 limitations 10 background 11 investments 12 dhs funding priorities investment areas 14 procurement trends 16 national washington dc metro region 17 county 19 agency 21 5 high versus non 22 top contractors 25