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’

High living, low sales: Shard apartments still empty, five years on

Luxury flats with a price tag of up to £50m were touted as an easy sell – yet have failed to shift as the London market slows

Electric car revolution: calculating the cost of green motoring

More battery-powered vehicles would mean cleaner air and quieter streets – but also a drain on the National Grid and less fuel duty to the Treasury

Major Paris exhibition celebrates 70 years of Dior fashions

Christian Dior: Designer of Dreams also shows off the work of his successors such as John Galliano and Maria Grazia Chiuri

Record number of big-spending tourists expected in UK this summer

Despite recent terror attacks, Britain can expect a huge influx of foreign visitors, especially from the US and China