In June, the Swiss government laid out a proposal to compel UBS to add $26 billion to its reserves, and last week, Swiss parliamentarians cleared the way for the country’s Federal Council to directly impose$11 billion worth of that. UBS, to no one’s surprise, is lobbying policymakers to soften their position, arguing the bank will be left at a competitive disadvantage. An activist investor with a 1.4% stake in the bank is calling for a drastic bargaining tactic: Prepare to up and leave Switzerland, possi ...