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Global financial crises, which can stem from the bubbles in asset prices and which have been observed especially in the … United States and Europe, have demonstrated once again how important the determination of bubbles is. The bubbles in question … rational bubbles with financial crises, the analysis and detection of them become even more important for investors, portfolio …
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Based on a method developed by Laybourne, Kim and Taylor (2007) for detecting multiple changes in persistence, we test for changes in persistence in the dividend-price ratio of the Nasdaq stocks. The results confirm the existence of the so-called Dotcom bubble around the last turn of the century...
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This article shows that the presence of portfolio constraints can give rise to rational asset pricing bubbles in … opportunities. Furthermore, it is shown that when they are present bubbles can lead to both multiplicity and real indeterminacy of … make bubbles a necessary condition for the existence of an equilibrium …
Persistent link: https://www.econbiz.de/10003966068
We study an economy populated by three groups of logarithmic agents: Constrained agents subject to a portfolio constraint that limits their risk-taking, unconstrained agents subject to a standard nonnegative wealth constraint, and arbitrageurs with access to uncollateralized credit. Such credit...
Persistent link: https://www.econbiz.de/10010257492
Generalized sup ADF (GSADF) test procedure developed by Phillips, Shi, and Yu (Testing for Multiple Bubbles: Historical Episodes …
Persistent link: https://www.econbiz.de/10011674010
Generalized supADF (GSADF) test procedure developed by Phillips et al. (Testing for multiple bubbles: Historical episodes of …
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