Essay 1: This paper studies the effect of monetary policy on the economy, distinguishing the effects of exogenous monetary policy shocks from information shocks that reveal the Federal Reserve's assessment of the economic outlook. To identify these two shocks, I exploit the difference in information content in public announcements by the Fed in its statements (released on decision days) and minutes of FOMC meetings (transcripts of the policy decision, released at a later date). Intuitively, the statements should give more information about monetary policy, while the minutes should contain more news about the economic outlook. I therefore maintain the assumption that the variances of monetary policy and information shocks should be different...