破译
发表于 2025-3-25 06:07:39
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令人作呕
发表于 2025-3-25 08:57:52
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magnate
发表于 2025-3-25 13:46:20
Introduction and Brief Summary,ring the variation of the series within a range of frequencies, after the series has been seasonally adjusted and detrended. (Burns and Mitchell suggested a range of frequencies associated with cycles with a period between, roughly, two and eight years.)
树胶
发表于 2025-3-25 19:49:25
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过滤
发表于 2025-3-25 23:46:46
A Brief Review of Applied Time Series Analysis,that the procedure presents several drawbacks which, as shown, can be seriously reduced by incorporating some time series analysis tools, such as ARIMA models and signal extraction techniques. Before proceeding further, it will prove convenient to review some concepts and tools of applied time series analysis.
Modicum
发表于 2025-3-26 01:44:56
Book 2001Moore (1991), Stock and Watson (1993), and Hamilton (1994) and (1989). Although the first approach is known to present serious limitations,the new and more sophisticated methods developed in the second approach (most notably, multivariate and nonlinear extensions) are at an early stage, and have pro
凶猛
发表于 2025-3-26 05:45:43
Improving the Hodrick-Prescott Filter,emoved, but a large amount of noise remains in the signal, making its reading and the dating of turning points difficult. In the next two sections, we proceed to show how these two shortcomings can be reduced with some relatively simple modifications.
服从
发表于 2025-3-26 11:17:42
0930-0325 rom slowly evolving secular trends, and rapidly varying seasonal or irregular components?" Be that as it may, it is a fact that measuring (in some way) the busi978-0-387-95112-6978-1-4613-0129-5Series ISSN 0930-0325 Series E-ISSN 2197-7186
任意
发表于 2025-3-26 14:56:26
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Cupping
发表于 2025-3-26 19:46:53
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