L'économiste japonaise Sayuri Shirai et ancienne membre du conseil de politique monétaire de la Banque du Japon, décrypte l'opération exceptionnelle menée par Tokyo et Washington pour soutenir le yen.

It was Washington's first yen-buying intervention with Tokyo in more than a decade as it languishes near 40-year lows.

Washington and Tokyo jointly intervened to shore up the Japanese yen for the first time in nearly 30 years after the currency sank to its weakest level in decades, the Financial…