Browsing Faculté des arts et des sciences – Département de sciences économiques by Subject "structural stability"
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Simulation-Based Finite-Sample Tests for Heteroskedasticity and ARCH Effects
(Université de Montréal. Département de sciences économiques., 2001)A wide range of tests for heteroskedasticity have been proposed in the econometric and statistics literature. Although a few exact homoskedasticity tests are available, the commonly employed procedures are quite generally based on asymptotic approximations ...