lots of his activities these days are in derivatives.
He plays derivatives all the time
所有跟帖:
• BRK's derivative activities seem to be winding down -rx300- ♂ (814 bytes) () 05/07/2012 postreply 18:36:47
• He was blindsided by huge derivatives when Birkshire Hathaway -Jeepster- ♀ (733 bytes) () 05/07/2012 postreply 18:47:00