By David Milliken LONDON (Reuters) -Bank of England policymaker Jonathan Haskel said the UK central bank was in a difficult position as the government’s expansionary fiscal policy appeared to place it at odds with the BoE’s efforts to cool inflation. “We are in a difficult, uncomfortable position, frankly, because I don’t like being in a situation where you have one institution – namely the independent central bank – at least being portrayed as set against another institution, the elected government,” he said on Thursday. “Having a fiscal expansion in the context of tight supply is, I’m afraid…