Recursive and Sequential Tests of the Unit Root and Trend Break Hypothesis: Theory and International Evidence
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This paper investigates the possibility, raised by Perron (1989, 1990a), that aggregate economic time series can be characterized as being stationary around broken trend lines. Unlike Perron, we treat the break date as unknown a priori. Asymptotic distributions are developed for recursive, rolling,
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美国国家经济研究局创建时间：
1990-11-01
