There's a huge range of views among economists on how Brexit will turn out. But they're leaning towards delay.

UBS: No deal chance ⬇️, A50 ext ⬆️
Oxford Econ: May deal(ish) likely
Schroders: No-deal risk high, soft Brexit unlikely
Natixis: May deal <20%, likely delay/revoke A50

— Andy Bruce (@BruceReuters) January 16, 2019