. Bayesian learning implies that beliefs about the likelihood of rare disasters drop to a much more pessimistic level once a … disaster has occurred. Such a shift in beliefs can trigger massive declines in price-dividend ratios. Pessimistic beliefs … between rational and adaptive Bayesian learning. Rational learners account for the possibility of future changes in beliefs in …

What are the effects of beliefs, sentiment, and uncertainty, over the business cycle? To answer this question, we …) and their beliefs may be influenced by their perceptions about future uncertainty. We estimate the behavioral model using … fluctuations. Shifts in perceived uncertainty can also affect real activity and inflation through a confidence channel, as they …

measure beliefs about the effects of macroeconomic shocks on unemployment and inflation, providing respondents with identical …,500 US households and 1,500 experts, beliefs are widely dispersed, even about the directional effects of shocks, and there are … large differences in average beliefs between households and experts. Part of this disagreement seems to arise from selective …

show rationally inattentive price-setters produce this result. The model also links disagreement and uncertainty - two …

show rationally inattentive price-setters produce this result. The model also links disagreement and uncertainty – two …