City of London’s tallest building to be built despite Brexit vote

After delay over referendum result owners confirm 278-metre tower at 22 Bishopsgate will go ahead

Hans-Ulrich Obrist tops list of art world’s most powerful

Artistic director of London’s Serpentine Galleries, dubbed ‘curator who never sleeps’, wins ArtReview’s accolade for second time

Salvador Dalí’s lobster telephone and Mae West lips sofa to be sold at auction

Renowned surrealist artworks among hundreds of objects from Edward James foundation to be sold by Christie’s

A bigger splash: 35kg book of David Hockney’s artworks costs £1,750

Limited edition tome weighing in at 35kg has 450 prints dating back to 1953 – and a stand in the artist’s trademark colours

World’s billionaires lose £215m each as global economy struggles

Study finds billionaire population grew in 2015, but total wealth of this group fell by nearly £250bn as economic growth stalled