Christie’s reports soaring sales of £10m-plus art

Auction house is boosted by Asian demand as well as lots including £44m Brancusi and £36m Beckmann in first half of year

Paris’s Colette – ‘the trendiest store in the world’ – set to close

The concept boutique known for unexpected collaborations and being the only shop that Karl Lagerfeld claims to frequent will shut up shop in December

Electric cars to account for all new vehicle sales in Europe by 2035

Falling battery costs to drive sales but European carmakers will lose out to rivals in the US and Asia, forecasts Dutch bank

Taylor Swift swan frolic prompts huge expansion in sales of inflatables

Demand for designer pool accessories – from doughnuts to unicorns – soars as shoppers splash out on social media props

Forget Alexa, Amazon’s next big product is … wine

World’s largest retailer moves from tech products to its own wine, to revive the ‘direct connection between wine-maker and customer’