Hessian and increasing-Hessian orderings of scale-shape mixtures of multivariate skew-normal distributions and applications

M Amiri, N Balakrishnan - Journal of Computational and Applied …, 2022 - Elsevier
In this work, we establish some stochastic comparison results for the class of scale-shape
mixtures of multivariate skew-normal (SSSN) distributions. These multivariate stochastic …

Fast and reliable uncertainty quantification with neural network ensembles for industrial image classification

A Thuy, DF Benoit - Annals of Operations Research, 2024 - Springer
Image classification with neural networks (NNs) is widely used in industrial processes,
situations where the model likely encounters unknown objects during deployment, ie, out-of …

Valuation with multiples: A conceptual analysis

A Schueler - Journal of Business Valuation and Economic Loss …, 2020 - degruyter.com
Estimating the market price of a company with multiples is common practice. Especially if
several multiples are used simultaneously, the bandwidth of value estimates might be wide …

Trajectory monitoring in portfolio management and issuer intentionality scoring

T Le Guenedal, J Girault, M Jouanneau… - Available at SSRN …, 2020 - papers.ssrn.com
Two-degrees alignment has become a major issue for climate-aware portfolio management.
There are sophisticated initiatives aiming to predict corporate emission intensities from 2030 …

Averaging financial ratios

JD Curto, P Serrasqueiro - Finance Research Letters, 2022 - Elsevier
Ratios represent a special kind of relation between two magnitudes, and computing the
average of ratios is fairly common among academics and Finance practitioners. How should …

Terminal value in SMEs: Testing the multiple EV/EBITDA approach

R Vidal-Garcia, J Ribal - … of Business Valuation and Economic Loss …, 2019 - degruyter.com
This study focuses on answering whether EV/EBITDA multiple of public companies in the
food industry can be useful to obtain the Terminal Value (TV) in the valuation of unlisted …

Reliable uncertainty with cheaper neural network ensembles: a case study in industrial parts classification

A Thuy, DF Benoit - arXiv preprint arXiv:2403.10182, 2024 - arxiv.org
In operations research (OR), predictive models often encounter out-of-distribution (OOD)
scenarios where the data distribution differs from the training data distribution. In recent …

Averages: there is still something to learn

J Dias Curto - Computational Economics, 2022 - Springer
The common way to deal with outliers in empirical Economics and Finance is to delete them,
either by trimming or winsorizing, or by computing statistics robust to outliers. However, due …

Which Capital Flow Surge Methods Are Better at Predicting Reversals and Sudden Stops?: Balancing Type 1 and Type 2 Errors

Y Choi, L Efremidze, O Sula, TD Willett - Open Economies Review, 2024 - Springer
Capital flow surges have become a major source of concern as they have been often
followed by disruptive reversals and sudden stops. We introduce F-score methodology …

Perspektivwechsel: Validierung von Bewertungsmultiplikatoren für KMU in Deutschland

M Graffius, J Ulrich, B Felden… - ZfKE–Zeitschrift für …, 2023 - elibrary.duncker-humblot.com
In dieser Studie untersuchen wir Bewertungsmultiplikatoren für kleine und mittlere
Unternehmen in Deutschland anhand von drei Forschungsfragen. Basierend auf einem …