This article examines the effect of job access on employment outcomes for welfare recipients in Cleveland, Ohio, leaving assistance during 1998—2000. A rich longitudinal dataset is employed, combining administrative and survey data with multiple measures of access to and competition for...

GIS methods are used to construct measures of food access for neighbourhoods in the Portland, Oregon, US metropolitan area and the sensitivity of such measures to methodological variation is examined. The level of aggregation of data inputs is varied and the effect of using both Euclidean and...