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Real and Spurious Long-Memory Properties of Stock-Market Data

Journal of Business and Economic StatisticsPublished 1 July 1998
I. N. Lobato, N. E. Savin
Citations335
SJR quartileQ1
SJR score4.17
SNIP2.29

Abstract

We test for the presence of long memory in daily stock returns and their squares using a robust semiparametric procedure. Spurious results can be produced by nonstationarity and aggregation.

Keywords

Economics, Econometrics and Finance