What is the worst problem in the world today? Might it be war, starvation, genocide, sectarian violence, murder, slaughter of babies in the womb? Any of these would be a rational answer. But when Pope Francis was asked this question recently, he replied, "Youth unemployment." Thank God, says Andrew Napolitano, that the pope's teaching authority is limited to faith and morals, because in matters of economics, he is wide of the mark.