But inflation will also be a big political problem for the Democrats in the midterm campaigns. For all the attention that has been paid to education wars, the anti-vaccination movement or the fallout from Afghanistan, prices might turn out to be the biggest issue going into 2022. The consumer sentiment index, which measures how optimistic consumers feel about their financial prospects and the economy, has fallen to the lowest levels in a decade, according to early November data collected by the University of Michigan. Many Americans fear the worst, despite the positive signs, which include…