Results 71 to 80 of about 20,763 (296)

Uncertainty in decision models analyzing cost-effectiveness: The joint distribution of incremental costs and effectiveness evaluated with a nonparametric bootstrap method

open access: yes, 1998
Purpose. To illustrate the use of a nonparametric bootstrap method in the evaluation of uncertainty in decision models analyzing cost-effectiveness. Methods.
Hunink, Maria   +7 more
core   +1 more source

The nonparametric bootstrap for the current status model

open access: yesElectronic Journal of Statistics, 2017
It has been proved that direct bootstrapping of the nonparametric maximum likelihood estimator (MLE) of the distribution function in the current status model leads to inconsistent confidence intervals. We show that bootstrapping of functionals of the MLE can however be used to produce valid intervals.
Groeneboom, P. (author)   +1 more
openaire   +6 more sources

Linking Corporate Ethics to Eco‐Innovation in SMES: The Mediating Role of Strategic Alliances and the Value Proposition

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The ongoing deterioration of environmental quality and depletion of natural resources call for urgent corporate action towards sustainability. This study examines how corporate ethics influence eco‐innovation outcomes among small‐ and medium‐sized enterprises (SMEs) in the Spanish electronic components industry, considering the mediating roles
José Luis Ferreras‐Méndez   +1 more
wiley   +1 more source

Clustering Empirical Bootstrap Distribution Functions Parametrized by Galton–Watson Branching Processes

open access: yesMathematics
The nonparametric bootstrap has been used in cluster analysis for various purposes. One of those purposes is to account for sampling variability. This can be achieved by obtaining a bootstrap approximation of the sampling distribution function of the ...
Lauri Varmann, Helena Mouriño
doaj   +1 more source

Digital Transformation on Green Operational Performance: Evidence From the E‐Waste Firm's Perspective

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Digital transformation (DT) is increasingly recognised as essential for improving environmental performance in process‐intensive and hazardous sectors; however, the mechanisms by which digitalisation translates into green operational performance (GOP) and environmental accountability remain insufficiently investigated, particularly in ...
Amila Kasun Sampath Udage Kankanamge   +2 more
wiley   +1 more source

Organizational Policies and Environmental Innovation: The Mediating Role of Environmental Partnerships

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Although cross‐sector collaborations drive innovation, organizational policies as legitimation signals attracting such collaborations remain unexplored. This study examines the mediating role of environmental partnerships between organizational policies and environmental innovation.
Jose Nicolas Pacheco   +3 more
wiley   +1 more source

Finance 5.0, Digital Financial Inclusion, and Carbon Footprint: Evidence From a Multi‐Country Panel Using Threshold Models

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study investigates the impact of digital finance and financial inclusion on carbon emissions within a multi‐country panel framework, contributing to the emerging Finance 5.0 literature that links digital transformation with environmental sustainability.
Utku Altunöz
wiley   +1 more source

Harnessing machine learning and optimization for informed chemical engineering decisions: A styrene reactor analysis

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
This study shows that integrating multiple machine learning models with optimization and decision‐making improves chemical process design, and that a consensus‐based strategy across models provides more robust and reliable operating recommendations than any single model, especially under limited or noisy data conditions.
Farough Agin   +2 more
wiley   +1 more source

Nonparametric bootstrap for quasi-likelihood ratio tests. Working paper

open access: yes, 2012
We introduce a nonparametric bootstrap approach for Quasi-Likelihood Ratio type tests of nonlinear restrictions. Our method applies to extremum estimators, such as quasimaximum likelihood and generalized method of moments estimators.
Lorenzo Camponovo
core  

USEFULNESS OF BOOTSTRAPPING IN PORTFOLIO MANAGEMENT

open access: yesCroatian Operational Research Review, 2012
This paper contains a comparison of in-sample and out-of-sample performances between the resampled efficiency technique, patented by Richard Michaud and Robert Michaud (1999), and traditional Mean-Variance portfolio selection, presented by Harry ...
Boris Radovanov, Aleksandra Marcikić
doaj  

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