200 items from Joan Rivers’s New York penthouse to go up for auction

The items for sale, which range from $500 to $200,000, include Cartier jewels, and a custom engraved Tiffany’s water bowl used by Rivers’s dog Spike

How London’s booming ‘butler class’ takes care of the wealthy elite

The capital is home to 1,000 ‘family offices’, made up of lawyers and financiers who service every need of the super-rich

World art market stalls for first time in years

Fall of 7% a function of slowing at cheaper end of market with record prices at top end continuing to make headlines

Balenciaga and Céline catwalk shows impress at Paris fashion week

Demna Gvasalia mixes old and new in blistering debut for Balenciaga, while Phoebe Philo embodies simple chic

World’s super rich keep buying up luxury goods in face of wealth decline

Sales of super-yachts rose 40% last year despite number of millionaires and ultra rich falling, according to wealth report

Dolce & Gabbana: dresses fit for Disney-approved princesses

The brand goes all-out for fantasy in Milan, but its financial performance in the real world is no fairytale