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estimated in two ways. One may test for speculative bubbles, or fads, by testing whether the two estimates are the same. When … the test is applied to some annual U.S. stock market data, the data usually reject the null hypothesis of no bubbles. The …
Persistent link: https://www.econbiz.de/10012763029
estimated in two ways. One may test for speculative bubbles, or fads, by testing whether the two estimates are the same. When … the test is applied to some annual U.S. stock market data, the data usually reject the null hypothesis of no bubbles. The …
Persistent link: https://www.econbiz.de/10012477002
This paper sheds new light on the mutual relationship between investor sentiment and excess returns corresponding to the bubble component of stock prices. We propose to use the wavelet concept of the phase angle to determine the lead-lag relation between these variables. The wavelet phase angle...
Persistent link: https://www.econbiz.de/10011325814
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hypothesis of a rational bubble. -- Fractional integration ; bubbles ; changing persistence …
Persistent link: https://www.econbiz.de/10003672198
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The presence of rational speculative bubbles in 28 commodities is investigated using the duration dependence test on …
Persistent link: https://www.econbiz.de/10013121177
Bubbles are omnipresent in lab experiments with asset markets. Most of these experiments were conducted in environments … smaller bubbles if human traders expect algorithmic traders to be present. …
Persistent link: https://www.econbiz.de/10011392621