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pro vyhledávání: '"Ruchika Sehgal"'
Autor:
Ruchika Sehgal, Pattem Jagadesh
Publikováno v:
Expert Systems with Applications. 224:120000
Autor:
Ruchika Sehgal, Aparna Mehra
Publikováno v:
Optimization. 71:463-484
The paper aims to construct an optimal trading strategy for procuring a large but fixed volume of a risky asset. The proposed approach splits a large block of trade into smaller packages to minimiz...
Autor:
Ruchika Sehgal, Aparna Mehra
Publikováno v:
International Transactions in Operational Research. 28:2169-2190
Autor:
Ruchika Sehgal, Aparna Mehra
Publikováno v:
Annals of Operations Research. 280:211-240
We propose an enhanced indexing portfolio optimization model that not only seeks to maximize the excess returns over and above the benchmark index but simultaneously control the risk by introducing a constraint on the weighted conditional value at ri
Autor:
Aparna Mehra, Ruchika Sehgal
Publikováno v:
Journal of Industrial & Management Optimization. 17:1613
The paper introduces the worst-case portfolio optimization models within the robust optimization framework for maximizing return through either the mean or median metrics. The risk in the portfolio is quantified by Gini mean difference. We put forwar
Autor:
Aparna Mehra, Ruchika Sehgal
Publikováno v:
Computers & Industrial Engineering. 144:106396
A portfolio optimization problem equipped with stochastic dominance constraints creates optimal portfolio ideal for rational and risk-averse investors. This paper proposes a robust portfolio optimization model involving second-order stochastic domina