Collector Frances Scaife is selling 14 dog portraits by English and American artists at Hindman auction house in Chicago

Closed borders have impacted the selection of offerings this season, specialists say

Plus, how long left of the good times in the New York auction world? And abstract Black figuration

At the record-breaking sale at Christie's New York on 15 November 2017, the audience gasped and whooped as if they were at a very exclusive firework display

Warranties of authenticity offered to buyers can be hard to enforce when auctioneers can fall back on the “generally accepted opinion of scholars and experts”

Coming up at Christie’s and estimated at around $4m, the sketch given to neighbours who doused the fire and saved the Van Gogh family home and collection in 1941

White Disaster (White Car Crash 19 Times) (1963) will be offered at Sotheby's in New York next month

The work, which could become the second-most expensive by the painter at auction, failed to sell in 1998

The £7.8m work will remain on public display in Salford thanks to a charitable donation

Works from tech giant co-founder Paul Allen's estate go on sale at Christie's New York next month

The orchard blossom scene, from the collection of Microsoft founder Paul Allen, is being sold by Christie’s

Collectors at Frieze London are also investing with White Cube finding buyers for seven works on paper and Xavier Hufkens selarling a large-scale painting in the region of £950,000

A confluence of factors has given the UK art market a lift—but will it last?

As auction sales soar, 14 galleries are showing at this year’s contemporary African art fair for the first time

Proceeds of the sale at Christie's will benefit the reproductive justice organisations

Two of the star lots have been consigned by the Greek Cypriot industrialist and collector Dakis Joannou

Plus, a collection of meteorites, a Belle Époque fob watch and a nude by Léonard Tsuguharu Foujita

“Gordon always believed that any collection should involve both the eye and the ear, as did Ann. Yes, you may like how a painting looks, but what is it telling you? Hearing is as important as seeing”

Star lots include one of Picasso’s earliest paintings of his muse Marie-Thérèse Walter and a dynamic De Kooning

Joint venture announced amid declining sales figures at Chinese auction house

Though most famous for his Impressionist portraits of women and scenes of Parisian café society, Édouard Manet’s portrait of Bob the dog hits all the right notes

Each of the houses in the growing consortium will keep its identity, but share the back end of the business

Francis Bacon triptych and Renoir still life among works from the collection of CBS founder William S. Paley that have been "under the museum's stewardship" since his death

The Players Foundation says the current financial crisis has forced it to reassess how it manages its assets and ensures its benevolent work is ongoing

The collaboration with Artory is the first in the history of the decorative arts

Works by Miro, Hockney and Glenna Goodacre are among those being sold to pay off creditors as couple face allegations of embezzlement

The work narrowly escaped being lost forever at the hands of a paint-happy homeowner who “didn’t think it was particularly interesting”

Hospital Rooms has worked with award-winning artists to commission works across UK hospitals

Despite what hyperbolic marketing might suggest, sales of 20th-century titans are failing to reach expected price points