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Arguing that in the real world relatively optimistic inexperienced investors are prey for relatively pessimistic veteran traders, we formalize this intuitive conjecture as a proven proposition in a simple model. This agreement to disagree leads to a perpetual bubble, in which more experienced,...
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There has been mixed evidence regarding the existence of rational bubbles in the foreign exchange markets. Standard … unit root and cointegration tests are criticized for their low power to detect rational bubbles that periodically collapse …. This paper introduces recently developed sequential unit root tests into the analysis of exchange rates bubbles. Our …
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This paper develops high-frequency econometric methods to test for jumps in the spread of bond yields. We derive a coherent inference procedure that detects a jump in the yield spread only if at least one of the two underlying bonds displays a jump. We formalize the test as a sequential...
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between large and small traders, and an upper bound of total speculation. To account for the large number of testable …
Persistent link: https://www.econbiz.de/10011391722
Earlier studies which applied the family of stable Paretian distributions to financial data are inconclusive and contradictory. In this article I estimate the parameters of the model by the Feuerverger-McDunnough method which enables the application of maximum likelihood rhethods. Based on...
Persistent link: https://www.econbiz.de/10011621314