The US economy is booming — but no one wants to admit it.

Economists puzzle: Why do Americans think they're doing poorly? Economists puzzle: Why do Americans think they're doing poorly? Bill Clinton's saying “It's the economy, stupid!” (It's about the economy, stupid) is obviously not meant to last forever, because if that were true today, Joe Biden would have to be the most popular US president of all time. Instead, his poll figures are in the basement and he has not yet succeeded in convincing Johnny…