Samples of data sources for measuring this outcome:
Commercial development increases

Data source

U.S. Census - county business patterns
National level resources - Defaults to United States. Click "Add/Remove Geographies" to change.
State level resources - Defaults to United States. Click "Add/Remove Geographies" to change.
Metro level resources - Defaults to United States. Click "Add/Remove Geographies" to change.
County level resources - Defaults to United States. Click "Add/Remove Geographies" to change.