Just who is the real middle-class president?

President Joe Biden talked incessantly about his “from the middle class out” economic strategy. Given his record, it would have been more accurate to call it the “middle class down and out” plan. Inflation has eroded away any income gains under Biden’s presidency.

Now Vice President Kamala Harris has her own riff on this theme. Her campaign motto is “Building up the middle class.” It isn’t exactly “Make America Great Again,” but Dems don’t have a lot of time to come up with anything catchier...