Warren Buffet, chairman and chief executive officer of Berkshire Hathaway Inc., plays bridge at an event on the sidelines of the Berkshire Hathaway annual shareholders meeting in Omaha, Nebraska, U.S. (Photographer: David Williams/Bloomberg) 

What’s Warren Buffett Up to in Europe?

(Bloomberg Opinion) -- Warren Buffett’s Berkshire Hathaway Inc. is selling debt in Europe. For those of us on the Buffett M&A watch, the move certainly raises an eyebrow.