With only a year to go until Britain leaves the EU, a mounting backlog of unresolved problems is causing business to take evasive action — despite government attempts to buy more time with a transition deal.

IBM has unveiled what it claims is the world’s smallest computer — the size of a grain of salt. The computer will cost less than $0.10 to manufacture, and is intended for logistics applications.

China said it doesn’t fear a trade war with the U.S. and announced plans for reciprocal tariffs on $3bn of imports from the U.S. in the first response to President Donald Trump’s ordering of levies on Chinese metal exports.

The golden arches got a little greener this week. Or at least, they will by 2030.

It’s the kind of bad news best served with a stiff drink: the price of standard supermarket wines such as prosecco and pinot grigio could rise by up to 30 percent this year as the impact of 2017’s disastrous harvest is felt on the high street.