Japan’s Just A Way has been rated the best horse in the world for 2014

• Runaway success in Dubai Duty Free earns horse top spot
• Kingman in joint third place after being forced to retire

From Kardashian to couture: how Balmain got its 21st-century buzz

Olivier Rousteing, the fashion house’s 28-year-old creative director, explains why he’s obsessed with social media and star power

Philharmonie de Paris: Jean Nouvel’s €390m spaceship crash-lands in France

Paris’s gargantuan new concert hall is two years late, cost three times what it should, and its architect even snubbed its opening … Oliver Wainwright tackles a tyrannical new mothership

Gucci’s menswear collection defies expectations after Giannini exit

Early departure of design director sees androgyny take centre stage as long-haired, lace-clad male models rule the runway

‘No social housing’ boasts luxury London flat advert for foreign investors

Marketing material aimed at foreign investors provokes anger in one of London’s most deprived areas with thousands on social housing waiting lists

New York City real estate prices soar to record $1.7m per apartment

New ultra-luxury apartments in New York rake in millions of dollars, and demand is increasing