Howdy!
Submitted without commentary.
The Observatoire de la culture et des communications du Québec released statistics (read dollar figures) on art purchases by museums in Quebec during the 2008/09 year. They also released attendance figures for the third quarter of 2010.
Combined stats (money) for the Artist Run Centres in Quebec.
William Powhida's "A Guide to the Market Oligopoly System," with commentary by Felix Salmon.
And Skate's Annual Art Investment Report: 2010 in Review, Forecast for 2011.