We introduce imperfect information in stock prices determination. Agents receive a noisy signal about the structural shock driving future dividend variations. Equilibrium stock prices include a transitory "noise bubble" which can be responsible for boom and bust episodes unrelated to economic...

We exploit well-known features of the frequency domain to estimate a medium-scale DSGE model on different frequency bands. We study whether fit, parameter estimates and forecasting performance depend on the frequency band over which the model is estimated. The results also give guidance on how...