Results 101 to 110 of about 2,352 (260)
ABSTRACT We study the accuracy of a variety of parametric price duration‐based realized variance estimators constructed via various financial duration models and compare their forecasting performance with the performance of various nonparametric return‐based realized variance estimators.
Björn Schulte‐Tillmann +2 more
wiley +1 more source
Machine Learning Approaches to Forecast the Realized Volatility of Crude Oil Prices
ABSTRACT This paper presents an evaluation of the accuracy of machine learning (ML) techniques in forecasting the realized volatility of West Texas Intermediate (WTI) crude oil prices. We compare several ML algorithms, including regularization, regression trees, random forests, and neural networks, to several heterogeneous autoregressive (HAR) models ...
Talha Omer +3 more
wiley +1 more source
The Role of Price‐Volatility Cojumps in Volatility Forecasting
ABSTRACT This paper investigates whether simultaneous jumps in prices and volatility improve volatility forecasting. Using up‐to‐date high‐frequency S&P 500 and VIX data, we identify price‐volatility cojumps at the intraday granularity and construct upside, downside, and asymmetric measures.
Kefu Liao
wiley +1 more source
Why Do Hedgers Hedge? The Role of Ambiguity
ABSTRACT This paper investigates whether ambiguity influences hedging behavior in commodity futures markets. Using high‐frequency crude oil futures data, distinct measures of risk and ambiguity are linked to weekly hedging positions from the Commodity Futures Trading Commission (CFTC).
Fiona Höllmann
wiley +1 more source
Between Consistency and Adaptation: How Middle Managers Shape Compensation System Implementation
ABSTRACT The success of a human resource management (HRM) system or subsystem, such as a compensation system, hinges on its implementation—yet the microfoundations of this process remain underexplored. To address this gap, we conducted two studies. Study 1 surveyed middle managers and employees in six organizations to examine their attributions of ...
Aino Tenhiälä +3 more
wiley +1 more source
Sustainable Work and Employment in Social Care: New Challenges, New Priorities
ABSTRACT Human Resource Management (HRM) research focused on social care is sparse. This gap is surprising given the scale of the social care workforce in many countries, its vital role in meeting the increasingly complex needs of vulnerable community groups, and the persistent challenges in recruiting and retaining staff.
Ian Kessler +4 more
wiley +1 more source
Reporting ESG Initiatives and Gender Diversity in Germany: Implications for Stock Liquidity
ABSTRACT Adopting multiple theoretical perspectives, this study separately and jointly examines the impacts of reporting Environmental, Social, and Governance (ESG) initiatives and gender diversity in boardrooms on corporate stock liquidity. Using a sample of non‐financial firms listed on the Frankfurt CDAX from 2010 to 2023, the study investigates ...
Ahmed Hassanein, Nader Elsayed
wiley +1 more source
ABSTRACT This paper studies herding and anti‐herding behaviour in three European stock markets before and during the Covid‐19 pandemic by employing both static and dynamic analysis. We examine four different questions related to herding behaviour: (i) Did herding behaviour increase during the pandemic? (ii) Does herding behaviour respond differently in
Dimitrios Asteriou +3 more
wiley +1 more source
Sustainability Performance and Corporate Risk: Evidence From the Tourism Industry
ABSTRACT We investigate the impact of sustainability performance (Refinitiv Environmental, Social, and Governance [ESG] scores) on corporate risk (CR). We apply stakeholder theory and the resource‐based view to an international sample of 247 tourism firms from 2002 to 2018.
Omneya Abdelsalam +4 more
wiley +1 more source
ABSTRACT This study investigates how ESG rating divergences and climate transition risks jointly influence portfolio performance. Using a newly constructed composite Environmental (E) score derived from principal component analysis (PCA) across three leading ESG providers (Eikon, RobecoSAM, Sustainalytics), we build industry‐adjusted portfolios for 389
Ahmed Bouteska +2 more
wiley +1 more source

