During his State of the Union address Tuesday night, President Obama pushed for higher tax rates on what he called “the wealthiest Americans.” He declared: “Tax reform should follow the Buffett rule: If you make more than $1 million a year, you should not pay less than 30 percent in taxes.” As usual, the president motivated the higher taxes with references to “fair play” and getting the wealthy to pay their “fair share” of taxes. “Fairness” was the codeword of the State of the Union address, not the chronic problem of lingering high unemployment, something the president never even mentioned. ...