In this paper, we shed new light on the role of monetary policy in asset pricing by examining the case where investors have heterogeneous expectations about future monetary policy. This case is realistic, because central banks are typically less than perfectly open on their intentions....

In a model where investors disagree about the fundamentals of two stocks, the state price density depends on investor disagreements for both stocks, especially the larger stock. This implies that disagreement among investors in a large firm has a spillover effect on the pricing of other stocks...