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Salman Izadkhah

Salman Izadkhah

Academic rank: Assistant Professor
ORCID:
Education: PhD.
ScopusId: 7
HIndex:
Faculty: Bijar Faculty of Science & Engineering
Address: Bijar-Faculty of Basic Science and Engineering of Bijar
Phone:

Research

Title
Linear orderings of the scale mixtures of the multivariate skew-normal distribution
Type
JournalPaper
Keywords
Convex orderings Copositive matrix Positive linear orderings Scale mixture Skew-normal distribution
Year
2020
Journal JOURNAL OF MULTIVARIATE ANALYSIS
DOI
Researchers Mehdi Amiri ، Salman Izadkhah ، Ahad Jamalizadeh

Abstract

In this paper, (positive) linear stochastic orderings of random vectors and having scale mixtures of the multivariate skew-normal distribution are studied. Necessary and sufficient convenient conditions for to be less than , when is a vector of positive values, in the sense of usual, convex and increasing convex stochastic orders are grasped. The results are potentially applied to conduct some stochastic comparisons of weekly returns of developed markets and emerging markets. We demonstrate that the family of distributions is ordered in the stop-loss and the second degree stochastic dominance orders in terms of the correlation coefficients of the underlying random vectors. A possible application of one of the results in the reliability analysis of series and parallel systems is supplied.