A Small-Sample Overlapping Variance-Ratio Test
The null distribution of the overlapping variance-ratio (OVR) test of the random-walk hypothesis is known to be downward biased and skewed to the right in small samples. As shown by , the test under-rejects the null on the left tail seriously when the sample size is small. This property adversely af...
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| Main Authors: | , , |
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| Format: | text |
| Language: | English |
| Published: |
Institutional Knowledge at Singapore Management University
2004
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| Subjects: | |
| Online Access: | https://ink.library.smu.edu.sg/soe_research/149 https://ink.library.smu.edu.sg/context/soe_research/article/1148/viewcontent/A_Small_Sample_Overlapping_Variance_Ratio_Test.pdf |
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| Institution: | Singapore Management University |
| Language: | English |