Without such investments , it isn 't likely that berkshire could have grown as large as it has , says whitney tilson , manager of t2 partners llc , a new york money manager that owns berkshire stock .

纽约基金管理公司t2partnersllc的经理蒂尔森（whitneytilson）说，如果没有这样的投资，伯克希尔不太可能发展成现在这么大。