Despite their reputation as argumentative, litigious and impatient with regulation, “sharing economy” companies sometimes voluntarily go along with local rules to avoid even worse regulatory problems. Airbnb announced that, starting next spring, it will follow a directive in London that would make it impossible for hosts to rent out entire houses or apartments for more than 90 days a ...

  President-elect Donald Trump’s intention to nominate James Mattis as secretary of defense places Congress in a bind. Is it duty-bound to reject an obviously well-qualified person for the job? Or would confirming Mattis, a retired four-star general, endanger the nation’s founding tradition of civilian control of the military? The problem is that Mattis retired from the Marines only four ...

  Britain Supreme Court is all set to hear the government’s appeal against a ruling that it must get the approval of the parliament before triggering Article 50—a process to formally leave the European Union. It has led to the constitutional face-off. The High Court dramatically ruled last month that Prime Minister Theresa May’s government did not have the power ...