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SSRN Electronic Journal, 2007 Summary: The paper examines various tests for assessing whether a time series model requires a slope component. We first consider the simple \(t\)-test on the mean of first differences and show that it achieves high power against the alternative hypothesis of a stochastic nonstationary slope and also against a purely deterministic slope.
Fabio Busetti, Andrew Harvey
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Trends, Rhythms, and Aberrations in Global Climate 65 Ma to Present
Science, 2001Since 65 million years ago (Ma), Earth's climate has undergone a significant and complex evolution, the finer details of which are now coming to light through investigations of deep-sea sediment cores.
J. Zachos +4 more
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Pediatrics, 1948
AT THE present writing, the 81st Congress has reconvened but it is doubtful whether much, if any, attention will be given to the many health bills which have been discussed at such length in Committee and on the Floor. By the time this review and preview is published, the 81st Congress will have finally adjourned and all unfinished business in the ...
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AT THE present writing, the 81st Congress has reconvened but it is doubtful whether much, if any, attention will be given to the many health bills which have been discussed at such length in Committee and on the Floor. By the time this review and preview is published, the 81st Congress will have finally adjourned and all unfinished business in the ...
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Automatica, 1979
The paper refers to methods used for identification of linear and nonlinear systems. Deterministic and stochastic approaches are distinguished and specific features concerning parameters, structure and state estimation are briefly discussed from the point of view of possible advantages and difficulties for identification. Attention is paid to different
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The paper refers to methods used for identification of linear and nonlinear systems. Deterministic and stochastic approaches are distinguished and specific features concerning parameters, structure and state estimation are briefly discussed from the point of view of possible advantages and difficulties for identification. Attention is paid to different
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Clinics in Laboratory Medicine, 2007
Several current forces have set anticipated future changes in health care in motion, or, at least, have set the stage for change. End-consumer demand increasingly drives the market; as a result, entire businesses are transforming or emerging anew to meet these demands.
Richard C, Friedberg, Ronald L, Weiss
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Several current forces have set anticipated future changes in health care in motion, or, at least, have set the stage for change. End-consumer demand increasingly drives the market; as a result, entire businesses are transforming or emerging anew to meet these demands.
Richard C, Friedberg, Ronald L, Weiss
openaire +2 more sources