Results 171 to 180 of about 1,077,071 (292)

Reconsidering Volume‐Based Drug Procurement Policy: The Consequences of Manufacturers' Optimal Production Planning and Breach Strategies

open access: yesNaval Research Logistics (NRL), EarlyView.
ABSTRACT This paper examines the impacts of Volume‐Based Procurement (VBP) policies on pharmaceutical supply chains, with a focus on the strategic behaviors of manufacturers. VBP aims to reduce costs and stabilize supplies by centralizing procurement through competition based on volumes and prices.
Nani Zhou, Tong Wang, Guohua Wan
wiley   +1 more source

An Exact Method for Reliable Shortest Path Problems With Correlation

open access: yesNetworks, EarlyView.
ABSTRACT Shortest path problems often arise in contexts where travel times are uncertain. In these settings, reliable paths are often valued more than paths with lower expected travel times. This has led to several variants of reliable shortest path problems (RSPP) that handle travel time reliability differently. We propose an algorithmic framework for
Esteban Leiva   +3 more
wiley   +1 more source

The relative roles of in situ diversification and lineage dispersal underlying diversity patterns at the assemblage level

open access: yesOikos, EarlyView.
Speciation, extinction, and dispersal are the historical processes influencing the spatial distribution of lineages and strongly influence diversity patterns. Here, we apply a recently developed methodological approach to quantify the relative legacies in situ diversification history (i.e.
Arthur Vinicius Rodrigues   +2 more
wiley   +1 more source

Psychological Impacts of a Teacher Mindfulness‐Based Program: Moderation by Changes in Neuroendocrine Stress Over Time

open access: yesPsychology in the Schools, EarlyView.
ABSTRACT This study extends previous research on a Mindfulness Based Program (MBP) for teachers by examining whether psychological impacts of MBP participation were moderated by changes in teachers' neuroendocrine stress across the program. Teachers (n = 60, 54 women) were randomly assigned to MBP or waitlist control conditions and assessed at pre ...
Heidemarie K. Laurent   +2 more
wiley   +1 more source

Elastic Shape Analysis of Movement Data. [PDF]

open access: yesJ Am Stat Assoc
Borgert JE   +8 more
europepmc   +1 more source

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