http://www.btobonline.com/article/20130521/MEDIABUSINESS10/130529997/The growth of the b-to-b media and information
industry slowed last year compared with 2011, according to Business Information
Network data released by American Business Media. Collectively, the main sources of b-to-b media company
revenue, trade shows and events, print advertising, digital advertising and
business information/data— grew 4.3%, from $24.49 billion in 2011 to $25.4
billion last year. Adjusted for inflation, the increase was 2.2%. Between 2010 and 2011, the industry grew 7.2%, from $22.7
billion to $24.4 billion. The inflation-adjusted growth rate was 4.2%. ABM compiles BIN data from the Center for Exhibition
Industry Research for trade shows, Inquiry Management Systems for print (except
healthcare), Kantar Media for healthcare, and Outsell for data and business
information. ABM estimates digital advertising data based on the Interactive
Advertising Bureau’s Ad Revenue Report.