Angela Merkel’s announcement on Sunday that she will run for a fourth term as chancellor was hardly unexpected, given her role as the world’s foremost centrist, one of Europe’s last bulwarks against the hard right and a leader who doesn’t really have a credible rival in Germany. Yet she will probably face the toughest election of her career; victory …

  Talk of war is in the air — trade war! President-elect Donald Trump has pledged to label China a currency manipulator, and has floated the idea of imposing large tariffs on Chinese imports. This sort of policy is considered beyond the pale in mainstream economics and media circles. It is subjected to epithets like “protectionism” and “mercantilism.” Almost everyone …

  Come Jan. 20, President-elect Donald J. Trump will start carrying out his agenda. How does he expect to turn his promises into policy? Do his plans make sense? If not, what should he do? Finally, given the political realities of Washington, what’s most likely to happen? What he says he’ll do: Trump promises to pull the U.S. from last …