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Listar por autor "Kizys, Renatas"

Mostrando ítems 1-2 de 2

A simheuristic algorithm for the portfolio optimization problem with random returns and noisy covariances

Kizys, Renatas; Doering, Jana; Juan, Angel A.; Polat, Onur; Calvet, Laura; Panadero, Javier (Elsevier, 2022-03)

[EN] The goal of the portfolio optimization problem is to minimize risk for an expected portfolio return by allocating weights to included assets. As the pool of investable assets grows, and additional constraints are ...
Risk Scoring Models for Trade Credit in Small and Medium Enterprises

Terrádez Gurrea, Manuel; Kizys, Renatas; Juan, Angel A.; Debón Aucejo, Ana María; Sawik, Bartosz (Springer International Publishing, 2015-05)

Trade credit refers to providing goods and services on a deferred payment basis. Commercial credit management is a matter of great importance for most small and medium enterprises (SMEs), since it represents a significant ...

Mostrando ítems 1-2 de 2