Wall Street remained nervous on Thursday about the tighter race between Democrat Hillary Clinton and Republican Donald Trump before next week’s presidential election. They would prefer the certainty Clinton offers. <br /><br /> But US stocks steadied and the fluctuations were less pronounced, while the Mexican peso climbed – it rises and falls depending on Trump’s political fortunes. <br /><br /> Investors got twitchy after some opinion polls had put Trump in the lead on Tuesday. But a Reuters/Ipsos daily tracking poll on Wednesday showed Clinton ahead by six percentage points among likely voters.<br /><br /> Traders’ tensions also eased after the UK court ruling that the parliament in London has to approve a government decision to trigger Britain leaving the European Union.<br /><br /> European banks, which have seen their share prices slide this year, were boosted by the UK High Court ruling and after reassuring results from some top lenders.<br /><br /> Societe Generale was the standout – up 5.5 percent – thanks to better-than-expected earnings.<br /><br /> Oil prices dipped, with losses limited as an attack on a Nigerian pipeline cut the country’s output even as investors remained skeptical about OPEC’s planned production limit and surprised at this week’s build-up in US crude inventories.<br />