Results 51 to 60 of about 796 (180)

Arctic-associated increased fluctuations of midlatitude winter temperature in the 1.5° and 2.0° warmer world

open access: yesnpj Climate and Atmospheric Science, 2023
In recent decades, the interior regions of Eurasia and North America have experienced several unprecedentedly cold winters despite the global surface air temperature increases.
Yungi Hong   +7 more
doaj   +1 more source

Electrified Carbon‐Neutral Methanol Production Pathways: A Multiscale Techno‐Economic‐Environmental Assessment Based on the UK Energy System

open access: yesAdvanced Chemical Engineering, Volume 1, Issue 2, December 2026.
A two‐scale framework bridges process‐level physics and system‐level decision‐making for electrified green methanol production. Replacing computationally demanding reactor simulations with an interpretable symbolic‐regression surrogate enables rapid techno‐economic and life‐cycle assessment. The framework reveals how process performance propagates into
Yuanjing Zhao   +5 more
wiley   +1 more source

Analisis Kinerja Keuangan dengan Metode Economic Value-Added pada Studi Kasus Perusahaan Subsektor Pertambangan Minyak dan Gas Bumi yang Terdaftar di Indeks Saham Syariah Indonesia (ISSI)

open access: yesJurnal Maksipreneur: Manajemen, Koperasi, dan Entrepreneurship, 2019
Oil and gas are non-renewable natural resources, whick means they can be exhausted within a certain periode of time, if no new reserves of oil and natural gas resources are found.
Endah Fatmasari, Bambang Sugeng Dwiyanto
doaj   +1 more source

ANALISIS STRUKTUR MODAL OPTIMAL DALAM RANGKA MENINGKATKAN NILAI PERUSAHAAN (Studi Kasus PT Indofood CBP Sukses Makmur Tahun 2017-2021)

open access: yesKeunis, 2023
Penelitian ini bertujuan untuk menentukan struktur modal optimal yang dapat memaksimalkan nilai perusahaan pada PT Indofood CBP Sukses Makmur tahun 2017-2021. Metode yang digunakan adalah analisis deskriptif kuantitatif.
Enes Saputri   +2 more
doaj   +1 more source

A genetic algorithm simheuristic for solving the stochastic project portfolio selection problem with portfolio reliability constraints

open access: yesInternational Transactions in Operational Research, Volume 33, Issue 6, Page 4039-4071, November 2026.
Abstract In response to the increasing complexity of modern products, dynamic markets, and intensified competition, project‐based organizations are actively seeking methodologies to efficiently manage their expanding project portfolios. This paper analyzes the project portfolio selection problem in uncertain environments. Despite recent advances in the
Miguel Saiz   +3 more
wiley   +1 more source

Do tax havens affect the usage of share buybacks schemes?

open access: yesAnnals of Public and Cooperative Economics, Volume 97, Issue 3, Page 579-616, September 2026.
Abstract This study examines whether the use of tax haven subsidiaries by U.S. multinational corporations (MNCs) is associated with more intense usage of share buybacks. I find that MNCs' more intensive tax haven subsidiary usage is positively associated with a higher buyback ratio, a higher level of free cash flow and a higher level of return on ...
Alessandro Chiari
wiley   +1 more source

Beta Estimation Under Infrequent Trading: A Machine Learning Approach

open access: yesInternational Review of Finance, Volume 26, Issue 3, September 2026.
ABSTRACT When shares are traded infrequently, beta estimates are often severely biased. We find that machine learning methods significantly improve forecasts of the conventional beta proxy in this infrequently traded market. They generate superior beta forecasts, statistically and economically outperforming the traditional model used by practitioners ...
Alejandro Maldonado Mendoza   +1 more
wiley   +1 more source

A Risk‐Adjusted Analysis of LTC Insurance

open access: yesApplied Stochastic Models in Business and Industry, Volume 42, Issue 4, July/August 2026.
ABSTRACT In this article, we analyze the cash flows associated with a homogeneous portfolio of Long‐Term Care (LTC) insurance contracts, taking into account key sources of risk that may affect the profitability of such products. LTC policies generate long‐term positive impacts, both socially and economically, and insurers may actively support the ...
Emilia DI Lorenzo   +3 more
wiley   +1 more source

Costs or benefits? Assessing the economy-wide effects of the electricity sector's low carbon transition – The role of capital costs, divergent risk perceptions and premiums

open access: yesEnergy Strategy Reviews, 2019
To mitigate climate change, societies strive to transform the energy sector towards greenhouse gas emission neutrality, a move which assessment studies often indicate incurs large macroeconomic costs. In this context the weighted average costs of capital
Gabriel Bachner   +2 more
doaj   +1 more source

The Path to Future‐Proof Photovoltaics in Europe: Current Status and Impact of Technological Innovation on Reliable and Bankable Photovoltaics

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 6, June 2026.
This article provides an overview of the current state of the art and future improvements in PV technology and explains how changes in the technology and design of individual PV components—at the module level, the balance‐of‐system (BOS) level, or the PV plant level—can affect the reliability, durability, and energy output of a PV system.
Ulrike Jahn   +10 more
wiley   +1 more source

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