The dollar scaled a one-month high against a basket of major currencies on Tuesday, having remained bid after comments from Federal Reserve Chair Janet Yellen reinforced a tightening bias on interest rates. The dollar index last traded at 96.604 after reaching a one-month high of 96.714. It rode the momentum from a surge on Monday when dollar bulls were still cheering Yellen's remarks. Against the yen, the dollar touched a two-month high of 121.79, edging closer to an eight-year peak above 122.04. "It's a dollar-driven market right now, rather than a yen-focused one. Yellen made it clear that the Fed will hike rates ... (full story)