Is Warren Buffett's (BRK.A +4.9%) buyback authorization an admission that he can no longer...

|By:, SA News Editor

Is Warren Buffett's (BRK.A +4.9%) buyback authorization an admission that he can no longer invest or buy companies at the return he has long expected? Buffett bragged as recently as February that “not a dime of cash has left Berkshire for dividends or share repurchases during the past 40 years," and he has served up scorn when other firms do so.