NBER Working Papers is published by National Bureau of Economic Research, the nation's leading nonprofit economic research organization. Approximately 500 working papers are published each year and comprise an important source of information on a broad range of economic topics. Available online from 1973-present.
PolicyMap is an online data and mapping application that gives access to over 15,000 indicators related to demographics, housing, crime, mortgages, health, jobs and more. Data is available at all common geographies (address, block group, census tract, zip code, county, city, state, MSA) as well as unique geographies like school districts and political boundaries.