Geographic Information Systems and using Esri Business Analyst Data Jeff Blossom, Center for Geographic Analysis, Harvard University jblossom@cga.harvard.edu http://gis.harvard.edu Presented to students in: Black Business Leaders and Entrepreneurship Feb. 14, 2018

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Geographic Information Systems (GIS) Geographic feature representation: points, lines, polygons, and rasters. Lines – U.S. Interstates Polygons – U.S. States Raster – Aerial image Points – U.S. City centers

Geographic Information Systems (GIS) Information about the geographic features – stored in tabular form Geographic Information Systems (GIS) Lines – U.S. Interstates Points – U.S. Cities Polygons – U.S. States

Geographic Information System (GIS) Hardware - Software - Data - Methodology - People - Management A common set of tools and procedures A well managed system of information Database Data Files

Esri Business Analyst Census demographic data: Thousands of census variables are available for mapping at the state, county, ZIP, tract, and block group level of geography. Such as: income race, age, gender educational attainment employment means of transportation ancestry marital / family status poverty Thousands of consumer marketing variables are also available to map such as spending habits on specific things (such as alcoholic beverages, dining out, books, medical care, groceries, cigarettes, exercise equipment, etc.) or at specific stores. The full variable list is available for download on the Fast Answer website.

Mapping socio-economics with business analyst online

ESRI Business Analyst Data – Business locations ~13 million businesses locations for each year, 2006 – 2017 In GIS format, available to all Harvard affiliates. Attributes include company name, sales volume, number of employees, and NAICS code. North American Industry Classification System A 6 digit code that classifies business types e.g.: 713950  = Bowling alleys

Neighborhood Assessment: Services and Amenities Neighborhoods, in gray.

Neighborhood Assessment: Services and Amenities Neighborhoods, in gray. All businesses from 2010, blue dots. Blue dots show business locations

Neighborhood Assessment: Services and Amenities Neighborhoods, in gray. All businesses from 2010, blue dots. Just restaurants, green dots. Select by Attribute: Green dots show restaurant locations

Neighborhood Assessment: Services and Amenities Neighborhoods, in gray. All businesses from 2010, blue dots. Just restaurants, green dots. Overlay analysis (intersect) between neighborhoods and Restaurants produce a count of restaurants in each neighborhood.

Jeff Blossom jblossom@cga.harvard.edu http://gis.harvard.edu THANK YOU Questions? Jeff Blossom jblossom@cga.harvard.edu http://gis.harvard.edu