Why it matters: This appears to be a sign of optimism following weeks of speculation that the U.K. would crash out of the EU without a withdrawal treaty. The U.K.'s Brexit minister Dominic Raab also indicated Wednesday that Theresa May's Chequers proposal had elicited a positive reaction from EU member states, per Reuters.
British pound spikes on news of potential Brexit breakthrough
"We are prepared to offer a partnership with Britain such as has never been with any other third country."
— EU chief Brexit negotiator Michel Barnier