Scott Reyburn discusses the London Contemporary sales and the possibility that the art market has achieved a new, sustainable level; Thorstein Veblen's idea of conspicuous consumption; and the weight of auction catalogues.

Colin Gleadell recaps the London Impressionist and Modern sales at Sotheby's and Christie's; Artnet's Director of Marketing, Thierry Dumoulin, explains the site's new partnership with TEFAF.

Hrag Vartanian of Hyperallergic describes his trip to LA for a series of art fairs including the LA Art Book Fair and ArtLA Contemporary; James Tarmy of Bloomberg and Brian Boucher from Artnet News talk about the New York Old Master sales.

Patricia Cohen of the New York Times discusses the reaction to her story about private museum tax exemptions; Rob Weisberg describes Invaluable's strategy, its alliances with eBay and Epai in China as well as the growth prospects for art collectibles.

This section of the September 2011 Artelligence Modern Market panel opens with Helly Nahmad explaining how Chinese buyers came to collect Giorgio Morandi (pictured) paintings and continues to explore the artists Guy Bennett, Nicholas Maclean and Nicholas Acquavella saw as worth buying and holding.

Olyvia Kwok is the principal of Willstone Management, an art investment and advisory firm in London and New York. Here, Kwok discusses her business and her views on artists and the art market.

NY Cont Nov 2014 by Marion Maneker

Marion Maneker & Judd Tully discuss the previous week's round of Impressionist and Modern sales.

The panel discussion originally took place in September of 2011 at the Artelligence conference. Guy Bennett, Nicholas Acquavella, Nicholas Maclean and Helly Nahmad discuss various aspects of the market but the conversation focuses on the prices achieved for Joan Miró.

Peter Stevens, Executive Director of the David Smith Estate, joins Robert Mnuchin and Sukanya Rajaratnam of Mnuchin Gallery to discuss their show at Frieze Masters of David Smith, The Forgings.