Four More Years or Four More Variables?

“A well-known Yale economist has written a book using the mathematical technique of regression to predict the outcome of presidential elections. Ray C. Fair’s Predicting Presidential Elections and Other Things grew out of his 1978 paper that provides quite accurate descriptions of these quadrennial elections dating back to 1916. Before getting to his very surprising prediction for this November (with which I disagree), let me sketch the idea behind the technique.” That’s John Allen Paulos writing in his regular column at ABC News. More here.