Template-Type: ReDIF-Article 1.0 Author-Name: Jacob L. Vigdor Author-Name: Dennis N. Epple Title: Comments Journal: Brookings-Wharton Papers on Urban Affairs Pages: 244-254 Volume: 2006 Issue: 1 Year: 2006 DOI: 10.1353/urb.2006.0019 Handle: RePEc:aoo:205333