Warren Buffett

Leadership

Billionaire Sara Blakely Pledges to Give Away Half of Her Fortune

The Spanx founder is the first self-made female billionaire to sign Warren Buffett's Giving Pledge.
Technology

Amid Mobile Effort, LinkedIn Falls Short

Read about LinkedIn's disappointing second-quarter forecast, Google's plans for your app activity data, Warren Buffett's new online presence, and more social-media news.
Finance

What the 'Buffett Rule' Means to Small-Business Owners

The Senate is poised to vote on a bill that would impose a minimum tax of 30 percent on all individuals with incomes of more than $1 million.