Art market

Goodbye Spring Masters, hello Tefaf

The fair’s takeover heralds a likely expansion in the number of exhibitors

Art takes second place as selfies steal the shows

Instagram-friendly works can give a huge publicity boost to artists and exhibitions

Art marketfeature

William Hamilton’s prize possession

A new book on the history of private collectors describes how Emma Hamilton became inextricable from her husband’s often erotic collection of ancient art

Fairsnews

Shanghai’s big two go head to head

Visitors can compare and contrast the Art021 and West Bund contemporary fairs in November

New York sales cool but don’t freeze

Auction results were stellar 12 months ago, but sense and caution meant the houses had to work hard for more sober results this time round

Letter among Panama papers reveals Sotheby’s awareness of Modigliani’s true owners

Oscar Stettiner estate lawyers redouble efforts for return of painting as Nazi loot

‘Pivotal’ Constable sketch to lead Christie’s 250th anniversary sale

Six-foot study depicting River Stour is estimated to sell for between £12m and £16m

Arco prepares for lift-off in Lisbon

Fair's first edition, opening tomorrow, is "more focused" than its Spanish counterpart

Christie’s to open exhibition space in Beijing

Launch show will incorporate art highlights from November New York sales

Object Lessons: from Chanel’s armchairs to a tobacco magnate's illuminated manuscripts

Highlights going under the hammer in this week’s international auctions

Changing art market puts pressure on traditional antiques dealers

Mallett is the latest in a number of businesses that have been forced to change their strategy to survive

Photo London takes over Somerset House

New tent in the courtyard and ambitious public programme sees photography fair establish its presence in the capital

Christie’s storage facility still faces $23m worth of lawsuits for Superstorm Sandy damage

Nearly four years after New York was left half-submerged in water, legal rows over who should pay for damage to works of art rumble on

Cheyenne Westphal to take up new role as chairman of Phillips

Auction specialist left her position as head of contemporary art at Sotheby’s last month

Tepid Impressionist and Modern sale at Christie’s concludes New York auction week

Works by Kahlo, Monet and Hepworth were high points of an otherwise average night