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asset market bubbles occur in all sessions, but global markets had significantly more extreme and longer duration valuation … bubbles. Additionally, subjects at the most suboptimal times-of-day held significantly more asset shares in their portfolios …
Persistent link: https://www.econbiz.de/10011731909
debt-financed consumption boom supported by rising asset prices, leading to a credit crunch and fluctuations in the real …
Persistent link: https://www.econbiz.de/10003974885
We estimate a dynamic asset pricing model characterized by heterogeneous boundedly rational agents. The fundamental value of the risky asset is publicly available to all agents, but they have different beliefs about the persistence of deviations of stock prices from the fundamental benchmark. An...
Persistent link: https://www.econbiz.de/10011343265
The booms and busts in U.S. stock prices over the post-war period can to a large extent be explained by fluctuations in investors' subjective capital gains expectations. Survey measures of these expectations display excessive optimism at market peaks and excessive pessimism at market throughs....
Persistent link: https://www.econbiz.de/10011490485
Attempts by governments to stop bubbles by issuing warnings seem unsuccessful. This paper examines the effects of … public warnings using a simple model of riding bubbles. We show that public warnings against a bubble can stop it, if …
Persistent link: https://www.econbiz.de/10013086740
This paper proposes a new double-question survey method that elicits information about how individuals subjective belief valuations are compared and related to their price expectations. An individual respondent is presented with two sets of questions, one that asks about his/her belief regarding...
Persistent link: https://www.econbiz.de/10012963776
asymmetric information. However, when traders are more experienced, the size of the bubble decreases, in which case bubbles do …
Persistent link: https://www.econbiz.de/10012957128
depends on a time-scale. We use this hitherto neglected aspect to propose a new definition of bubbles that does not rely on …, bubbles are a violation of market efficiency with respect to its time-scale …
Persistent link: https://www.econbiz.de/10012942063
This paper develops a finite-period model of rational bubbles where trade of an asset takes place through a chain of … reasonable assumptions, the equilibrium price is increasing and accelerating during bubbles although the fundamental value is … constant over time. Bubbles may be detrimental to the economy; however, bubble-bursting policies affect agents' beliefs and it …
Persistent link: https://www.econbiz.de/10012871468
We present a robust model of speculative bubbles by introducing loss-averse reference-dependent preferences by Koszegi … notion of bubbles to allow for the analysis in the case of a silent market with unobservable prices, and our model is able to … generate strong bubbles robust to moderate perturbations in parameters without the need for stronger conditions as suggested in …
Persistent link: https://www.econbiz.de/10012970133