Jaimovich, Nir; Rebelo, Sérgio - C.E.P.R. Discussion Papers - 2006
We explore the business cycle implications of expectation shocks and of two well-known psychological biases, optimism … and overconfidence. The expectations of optimistic agents are biased toward good outcomes, while overconfident agents … overestimate the precision of the signals that they receive. Both expectation shocks and overconfidence can increase business …