Results 131 to 140 of about 126,303 (310)

Generalized bivariate Kummer-beta distribution with marginals defined on the unit interval.

PLoS ONE
In this paper, a generalized bivariate Kummer-beta distribution is proposed. The name derives from the fact that its particular cases include univariate Kummer-beta distributions.
Sina Shabgard, Anis Iranmanesh, Najmeh Nakhaei Rad, Daya K Nagar, Saralees Nadarajah   +4 more
doaj   +1 more source

The bivariate distribution of amyloid-β and tau: relationship with established neurocognitive clinical syndromes. [PDF]

Brain, 2019
Jack CR, Wiste HJ, Botha H, Weigand SD, Therneau TM, Knopman DS, Graff-Radford J, Jones DT, Ferman TJ, Boeve BF, Kantarci K, Lowe VJ, Vemuri P, Mielke MM, Fields JA, Machulda MM, Schwarz CG, Senjem ML, Gunter JL, Petersen RC.   +19 more
europepmc   +1 more source

Non-Parametric Inference for Bivariate Extreme-Value Copulas

Extreme-value copulas arise as the possible limits of copulas of componentwise maxima of independent, identically distributed samples.The use of bivariate extreme-value copulas is greatly facilitated by their representation in terms of Pickands ...
Segers, J.J.J.
core  

Transport contract optimization under information asymmetry: an example [PDF]

The present paper shows why information asymmetry and bivariate stochastic demand and spot price induce different behaviours and economic inefficiency in a carrier – shipper relationship.
Xavier Brusset, Nico Temme
core  

Artificial Intelligence as a Catalyst for Environmental and Social Sustainability Practices in SMEs: The Moderating Role of Sustainability, Digitalization, and Innovation Barriers

Corporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study examines the relationship between artificial intelligence and both environmental and social sustainability practices in small and medium‐sized enterprises, with a specific focus on the moderating effects of implementation barriers relating to sustainability, digitalization, and innovation.
Gülçinay Mumcu, Steven A. Brieger
wiley   +1 more source

A Bivariate Weibull Distribution and its Applications in Reliability

Revstat Statistical Journal
In this article, the bivariate exponential distribution proposed by Downton (“Bivariate exponential distributions in reliability theory”, Journal of the Royal Statistical Society Series B, 1970) is extended to a bivariate Weibull distribution, and it is
Katherine Davies, Debanjan Mitra, William Volterman   +2 more
doaj  

The Relationship Between Board Diversity and Corporate Environmental Performance: A Meta‐Analysis

Corporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT The association between corporate governance mechanisms and corporate environmental performance has gained increasing academic engagement; however, existing empirical studies provide inconsistent results. This study aims at empirically summarizing the results of previous research on the relationship between different characteristics of board ...
My Hanh Doan, Paul Ludwig, Remmer Sassen, Luisa Altenburger   +3 more
wiley   +1 more source

Tracking Climate and Environmental Attention: A News‐Based Composite Index

Corporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study introduces the Climate and Environmental Attention Index, a composite indicator that tracks media attention to climate and environmental issues. Based on the Semantic Brand Score, the proposed index extracts significant signals from unstructured text, going beyond traditional measures of word frequency and sentiment.
Gianna Figà‐Talamanca, Andrea Fronzetti Colladon, Barbara Guardabascio, Ludovica Segneri   +3 more
wiley   +1 more source

A Predictive Model Evaluation and Selection Approach - The Correlated Gamma Ratio Distribution

In this paper, an evaluation method is suggested for selecting one of two competing models based on certain predictive ability ratings. The main focus is on the case of linear models that are not necessarily nested.
Panaretos, John, Psarakis, Stelios, Xekalaki, Evdokia   +2 more
core  

How Institutional Environments Shape the ESG–Growth Relation: Evidence From Europe

Corporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT As global financial markets increasingly integrate non‐financial criteria, companies are reinforcing the strategic role of sustainability and its impact on market value, although this cannot overlook how different institutional structures shape investor perceptions.
Laura Bango‐López, Cristina Gutiérrez‐López, Paula Castro, María Belén Lozano‐García   +3 more
wiley   +1 more source