The dollar recorded its worst performance in nearly three months on Wednesday as Federal Reserve Chairperson Jerome Powell highlighted labour market risks and played down inflation concerns in a speech. The dollar index closed down 0.4 per cent, its biggest decline since September 16, after the Fed decided to cut interest rates by 0.25 percentage points. "Powell is less bullish on the labour market than he was on previous forecasts," said Bank of America strategist Alex Cohen, adding that the Fe...