. we have previously indicated our plan to fully use our remaining share repurchase authorization by the end of 2009 , subject to market conditions . however , as previously disclosed , due to difficult economic conditions and instability in the capital markets , it is unlikely that we will complete our share repurchase authorization by the end of 2009 as previously planned . share repurchases ( in billions ) 20072006 our board of directors declared a dividend of $ 0