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I develop an adaptive learning model to study the welfare effects of Social Security policy uncertainty in an aging economy. Agents combine full knowledge of the political process (which Social Security reforms are possible and when they could occur) with limited knowledge about the structure of...
Persistent link: https://www.econbiz.de/10012850416
different beliefs about how policy choices will map into future economic outcomes. We show that when the incumbent party can …-serving behavior by political parties, but rather stems from their differing beliefs about the consequences of their actions. …
Persistent link: https://www.econbiz.de/10010366185
. 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 …
Persistent link: https://www.econbiz.de/10010387528
Using belief elicitation, the paper investigates the formation and the evolution of beliefs in a signalling game in … which a common prior on Sender's type is not induced. Beliefs are elicited about the type of the Sender and about the … strategies of the players. The experimental subjects often start with diffuse uniform beliefs and update them in view of …
Persistent link: https://www.econbiz.de/10009535526
form motivated beliefs in order to improve their subjective anticipation of the future political outcome. In equilibrium … evidence produces a temporary polarization of beliefs, but that disclosing unequivocal information eliminates the disagreement. …
Persistent link: https://www.econbiz.de/10011899691
' successes. In our model, both the agent's information and his beliefs are multi-dimensional, allowing us to study interactions … settings. Third, the agent's beliefs are subject to "bias substitution," whereby forces that decrease his bias regarding one … multi-dimensional beliefs possible, we develop tools for studying learning under high-dimensional misspecified models. …
Persistent link: https://www.econbiz.de/10014578270
There are many important decision problems where learning through experimentation is costly or impossible. In these situations, individuals may try to learn from observing the outcomes of others who have made similar decisions. Often, however, information about others comprises a selected...
Persistent link: https://www.econbiz.de/10011982107
Short-lived agents want to predict a random variable theta and have to decide how much effort to devote to collect private information and consequently how much to rely on public information. The latter is just a noisy average of past predictions. It is shown that costly information acquisition...
Persistent link: https://www.econbiz.de/10014175723
In this paper we consider equilibrium behavior in a Dutch (descending price) auction where the bidders are uninformed of their valuations with probability 1-q and can acquire information about their valuation at a positive cost during the auction. We assume that the information acquisition...
Persistent link: https://www.econbiz.de/10014196912
We study firms' incentives to acquire costly information in booms and recessions to understand the role of endogenous information in explaining business cycles. We find that when the economy has been in a recession in the previous period, and firms enter the current period with a pessimistic...
Persistent link: https://www.econbiz.de/10013003966