Results 71 to 80 of about 10,613 (298)

Critical Success Factors for Enhancing the Circular Economy Performance of Last‐Mile Cold Chain Logistics Packaging for Urban Agricultural Products

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT With the increasing demand for high‐quality agricultural products, the agricultural cold‐chain logistics packaging (ACLP) industry faces significant environmental pressure and circular economy issues. This study analyzes the critical success factors (CSFs) that would enhance ACLP circular economy performance (CEP). The adversarial interpretive
Miao Su   +3 more
wiley   +1 more source

Spectrum of one dimensional p-Laplacian operator with indefinite weight

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2002
This paper is concerned with the nonlinear boundary eigenvalue problem $$-(|u'|^{p-2}u')'=\lambda m|u|^{p-2}u\qquad u \in I=]a,b[,\quad u(a)=u(b)=0,$$ where $p>1$, $\lambda$ is a real parameter, $m$ is an indefinite weight, and $a$, $b$ are real numbers.
Mohammed Moussa, A. Anane, Omar Chakrone
doaj   +1 more source

Cluster Analysis of Circular Economy and Industrial Symbiosis Practices and Their Impact on Sustainability Performance in the Plastics Industry

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines how plastics manufacturing firms can be classified according to their level of implementation of circular economy (CE) and industrial symbiosis (IS) practices and how such adoption influences sustainability performance. Using data from plastics manufacturing firms, we integrate cluster analysis with partial least squares ...
Laura Cristina Ramírez‐Rodríguez   +3 more
wiley   +1 more source

Bounds and optimization of the minimum eigenvalue for a vibrating system

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2013
We consider the problem of the oscillation of a string fixed at one end with a mass connected to a spring at the other end. The problem of minimizing the first eigenvalue of the system subject to a fixed total mass constraint is investigated.
Don Hinton, Maeve McCarthy
doaj   +1 more source

Sustainable Innovation and Impact on Triple Bottom Line Performance: Are Innovation Types Simple Mediators?

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study investigates the way sustainable innovation, conceptualized as a second‐order construct integrating sustainable orientation and innovation culture, impacts triple bottom line (TBL) performance. It also examines the mediating roles of product, process, organizational, and marketing innovations.
Nuno Fernandes Crespo   +1 more
wiley   +1 more source

Eigenvalue Problem of Nonlinear Semipositone Higher Order Fractional Differential Equations

open access: yesAbstract and Applied Analysis, 2012
We study the eigenvalue interval for the existence of positive solutions to a semipositone higher order fractional differential equation = =   where ,  , , , satisfying , is the standard Riemann-Liouville derivative, , and is allowed to be ...
Jing Wu, Xinguang Zhang
doaj   +1 more source

THE HYPERBOLIC QUADRATIC EIGENVALUE PROBLEM

open access: yesForum of Mathematics, Sigma, 2015
The hyperbolic quadratic eigenvalue problem (HQEP) was shown to admit Courant–Fischer type min–max principles in 1955 by Duffin and Cauchy type interlacing inequalities in 2010 by Veselić.
XIN LIANG, REN-CANG LI
doaj   +1 more source

On the covering dimension of the set of solutions of some nonlinear equations [PDF]

open access: yes, 1986
We prove an abstract theorem whose sole hypothesis is that the degree of a certain map is nonzero and whose parametric equations are studied using cohomological mconclusions imply sharp, multidimensional continuation results.
Pejsachowicz, Jacobo   +4 more
core  

Does the CEO's Attention Affect How Well the Firm Performs Environmentally?

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study explores whether CEOs' environmental attention (CEA) enhances firms' environmental performance. Drawing on attention‐based and upper echelons theories, which emphasize that executives' cognitive focus shapes organizational outcomes, we argue that CEOs who devote greater attention to environmental issues are more likely to integrate ...
Salah Aldain Abdullah Alshorman   +2 more
wiley   +1 more source

Nonlinear Effects of Electromagnetic TM Wave Propagation in Anisotropic Layer with Kerr Nonlinearity

open access: yesAdvances in Mathematical Physics, 2012
The problem of electromagnetic TM wave propagation through a layer with Kerr nonlinearity is considered. The layer is located between two half-spaces with constant permittivities.
Yu G. Smirnov, D. V. Valovik
doaj   +1 more source

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