The fact that counties around Northern Virginia are the wealthiest counties in the whole country (and 3rd wealthiest one is in Maryland, also close to DC) suppo

The fact that counties around Northern Virginia are the wealthiest counties in the whole country (and 3rd wealthiest one is in Maryland, also close to DC) supports that statement: https://www.forbes.com/sites/rebeccalerner/2017/07/13/top-10-richest-counties-in-america-2017/ https://www.forbes.com/sites/rebeccalerner/2017/07/13/top-10...