With less than 10 weeks to go until Britain leaves the EU and still no withdrawal deal agreed, businesses around the country are scrabbling to prepare for the worst-case scenario of a disorderly Brexit. Our reporters in England, Wales, Scotland and Northern Ireland discover that very few contingency plans are in place. Plus: Aditya Chakrabortty on why the Davos elite are running scared

As MPs continue to try to find a consensus to avert a no-deal Brexit, the cut-off date of 29 March looms ever closer and businesses are being forced to contemplate the potential costs of crashing out of the EU.

In today’s episode Anushka Asthana hears from our correspondents in all four countries of the United Kingdom. Crossing the Channel from Calais to Dover, the Guardian’s Brexit correspondent, Lisa O’Carroll, looks at how disruptive it could be if extra checks are required at the busiest entry point for goods into Britain. In the coastal town of Ardrossan, our Scotland correspondent, Libby Brooks, finds a fisherman who is bullish about Brexit, but concerned about possible delays that could ruin his daily catch. In the hill farms of west Wales, Steven Morris hears from a farmer who fears his livelihood could be in grave danger if a Brexit deal cannot be reached. And in the Irish borderlands, Rory Carroll hears from people who fear the return of customs checks between the UK and the Republic of Ireland could destroy businesses as well as resurface old divisions.

Plus, in opinion, Aditya Chakrabortty on why the Davos elite are right to be worried about the populist mood they have helped to create.