US Biden-voting counties equal 70% of America’s economy. What does this mean for the nation’s political-economic divide?

https://www.brookings.edu/blog/the-avenue/2020/11/09/biden-voting-counties-equal-70-of-americas-economy-what-does-this-mean-for-the-nations-political-economic-divide/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=99541835&utm_source=hs_email