DealBook: Microsoft Deal Adds to E-Book Battle

DealBook: Microsoft Deal Adds to E-Book Battle
By MICHAEL J. DE LA MERCED and JULIE BOSMAN
The deal, which gives Microsoft a 17.6 percent stake, values the Nook unit at $1.7 billion - roughly double Barnes & Noble's entire market value as of last Friday - and bolsters the bookseller's efforts to make its digital business the linchpin of its future growth.