The loudest calls for taxing the ultra-rich amid this year’s Davos summit aren’t coming from hooded anarchists or revolutionary socialists, but from the one-percenters themselves. “The richest 1 percent now own more than 95 percent of the world’s population put together,” the letter declared. “As millionaires who stand shoulder to shoulder with all people, we demand it. On a global scale, in other words, these millionaires and billionaires are essentially asking governments to solve a problem they’ve created. Waiting for the ultra-wealthy to voluntarily fund the common good isn’t a viable strategy.