%0 Journal Article %T What Moves the Stock and Bond Markets? A Variance Decomposition for Longā€Term Asset Returns %A CAMPBELL, JOHN Y. %A AMMER, JOHN %J The Journal of Finance %V 48 %N 1 %@ 0022-1082 %D 1993-03-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve