New York - Nielsen Business Media, the division of the ratings, publishing and events company that publishes titles including The Hollywood Reporter, Billboard, Editor & Publisher, Mediaweek and Adweek, has laid off 40-50 staffers, according to reports on Fishbowl NY and Folio.com.

New York - Nielsen Business Media, which publishes The Hollywood Reporter, Billboard, Adweek and Backstage, said on Thursday that it has partnered with Mdog.com to create mobile websites for its titles. The sites allow users to access breaking news, story archives, contact directories and casting notices from their mobile phones.