10 things we learned this week
Russia's Asos trouble, Drastic Dave's century, Britain's online shopping addiction.

1. Russians are having to pay a rapidly inflating price to look trendy.
2. Tesco's new CEO Dave Lewis didn't mark his 100th day in the job in quite the way he would have been hoping.
3. Britain's appetite for cheap credit has made it the most prolific nation of online shoppers in the developed world.