An attendee wears a hat displaying an American flag during a campaign rally in Prescott, Arizona, U.S. (Photographer: Caitlin O’Hara/Bloomberg)

Wall Street Dons ‘Tinfoil Hat’ to Ponder U.S. Currency Intervention

(Bloomberg) -- A growing chorus of Wall Street foreign-exchange analysts is writing about the risk that U.S. President Donald Trump may move beyond words in his quest for a weaker dollar.