US and Japan take action to prop up yen in rare joint move
- US and Japan jointly intervened to support a record-weak yen
- First such coordinated action since 2011's post-tsunami intervention
- Both sides say further joint interventions remain likely
Japan and the United States have confirmed they jointly intervened in currency markets last week to arrest a slide in the yen, which had fallen to a fresh 40-year low. It is the first joint intervention by the two countries since 2011, when they coordinated action after the…