analyzing neighborhood retail and service change in six cities c theodore koebel ph d center for housing research virginia polytechnic institute state university abstract little is known about establishments although they are often identified as positive attributes of successful neighborhoods have been promoted through various community development programs to date from urban public policy fields has concentrated on the political economy large scale commercial projects particularly those private partnerships nonetheless distressed districts present serious obstacles vitality success residential redevelopment consequently spaces focus programming our lack knowledge itself an obstacle fundamental thesis this that number employment size establishment employees payroll a function market non factors primary relate levels demand residents businesses areas proximity negative externalities or near discrimination due