It's a Partisan Differential Nonresponse Thing, You Wouldn't Understand

The Economist notes that the race for the White House could be a little closer than it looks. Plausible. The reason is differential partisan nonresponse as the article notes. But fear not, the Economist's model takes that possibility into account producing "only" a 9 point lead for Biden and still giving Trump only a 1 in 10 chance of winning the election.