David Zwirner

Anatole Shagalov embroiled in legal cases that reveal problems of buying art with loans

Buyers using works as collateral and allegedly defaulting on payment becoming increasingly common in "frothy market"

Serra exercises no-ties deal for Zwirner show

Richard Serra's new sculpture exhibition bypasses Gagosian

Jeff Koonsarchive

Koons’s new deal with David Zwirner gallery

An exhibition of his work will be held next May - but what of Gagosian?

The reluctant comic-book hero: Interview with Robert Crumb

A major survey of R. Crumb’s countercultural cartoons opened in Paris last month, but he remains mystified by the attention

VIP online art fair overwhelmed by early technical setbacks

Majority of dealers claim disappointment as organisers defend privacy settings and vow to overcome glitches

Hong Kongarchive

Top galleries commit to Art HK fair

Dealers keen to work with eager Chinese collectors

May 2010archive

Court battle fuels calls for less art market secrecy

Lines are drawn between those who favour openness and others who prefer “handshake” culture

Hauser & Wirth to open in New York

Gallery hopes to buck the downturn with transatlantic expansion

News from New York: Crumbs for Zwirner while Murakami pulls out all stops for Gagosian Exhibition

But the Japanese artist keeps French billionaire François Pinault waiting for his 13-panel painting

New work by Thomas Ruff on show at David Zwirner

The photographer continues to impress with 'Substrats' and 'Machines'

Toba Khedoori's paper plains on show at David Zwirner

The artist's sprawling works will be on view until 16 November

What's on in New York: Serra’s solemnity and size at Gagosian

Posthumous popularity at Max Protetch, last works at Matthew Marks mapping at James Cohan, psychedelic audio-visual art at Feigen effective excellence at Zwirner, and homage at Universal Concepts

Kusama makes a comeback with three concurrent exhibitions this Summer

Zwirner turns his gallery into a sports bar for the World Cup