Abstract
Building upon the work of Chen etal. (2010), this paper proposes a test for sphericity of the variance-covariance matrix in a fixed effects panel data regression model without the normality assumption on the disturbances.
Original language | English (US) |
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Pages (from-to) | 123-130 |
Number of pages | 8 |
Journal | Statistics and Probability Letters |
Volume | 98 |
DOIs | |
State | Published - Mar 1 2015 |
Keywords
- Cross-sectional dependence
- John test
- Panel data
- Sphericity
ASJC Scopus subject areas
- Statistics and Probability
- Statistics, Probability and Uncertainty