We identify a component of monetary policy news that is extracted from high-frequency changes in risky asset prices. These surprises, which we call "risk shifts", are uncorrelated, and therefore complementary, to risk-free rate surprises. We show that (i) risk shifts capture the lion's share of...

We develop a model with informationally heterogeneous investors to explain return predictability on and after earnings announcements. We find evidence for the model's key predictions: (1) Announcement returns are on average positive even though earnings surprises are mean-zero; (2) Firms with...

What share of asset price movements is driven by news? We build a large, time-stamped event database covering scheduled macro news as well as unscheduled events. We find that news account for about 50% of all bond and stock price movements in the United States and euro area since 2002,...