
Steve Ballmer, chief executive officer of Microsoft Corp., pauses during the introduction of the Windows Phone 7 Series at the Mobile World Congress in Barcelona, Spain, on Monday, Feb. 15, 2010. Ballmer said he doesn't expect acquisitions and mergers among large mobile-phone suppliers and that Microsoft is "doing well" with the partnerships it has. Photographer: Xabier Mikel Laburu/Bloomberg *** Local Caption *** Steve Ballmer
Xabier Mikel Laburu/Bloomberg