Adaptive Market Hypothesis and Predictability: Evidence in Latin American Stock Indices
Andrés R. Cruz-Hernández,
Andrés Mora-Valencia
Abstract:This article examines the adaptive market hypothesis in the five most important Latin American stock indices. To that end, we apply three versions of the variance ratio test, as well as the Brock-Dechert-Scheinkman test for nonlinear predictability. Additionally, we perform the Dominguez-Lobato and generalized spectral tests to evaluate the Martingale difference hypothesis. Moreover, we consider salient news related to the plausible market inefficiencies detected by these four tests. Finally, we apply a GARCH-… Show more
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