The US dollar is on track for its first weekly gain since June. The greenback has been undermined by America’s very patchy coronavirus control policies and political battles over fiscal support. This has placed extra pressure on monetary policy, with the Federal Reserve adopting a new policy framework that should mean that it keeps interest rates very low for even longer than previously thought. This lack of yield support for the US dollar seems likely to weigh on it for some time. But short term, the US dollar has found support from a few different ...