Results 51 to 60 of about 1,305,021 (275)

Agents on a Landscape: Simulating Spatial and Temporal Interactions in Economic and Ecological Systems

open access: yesFrontiers in Ecology and Evolution, 2022
Modeling how communities benefit from common-property, depletable ecosystem services, such as non-timber forest product (NTFP) extraction, is challenging because it depends on agent proximity to resources and competition among agents.
Justin Andrew Johnson, Colette Salemi
doaj   +1 more source

Electricity Market Equilibrium under Information Asymmetry

open access: yes, 2019
We study a competitive electricity market equilibrium with two trading stages, day-ahead and real-time. The welfare of each market agent is exposed to uncertainty (here from renewable energy production), while agent information on the probability ...
Dvorkin, Vladimir   +2 more
core   +1 more source

Development of a Prediction Model for Progression Risk in High‐Grade Gliomas Based on Habitat Radiomics and Pathomics

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To investigate the value of constructing models based on habitat radiomics and pathomics for predicting the risk of progression in high‐grade gliomas. Methods This study conducted a retrospective analysis of preoperative magnetic resonance (MR) images and pathological sections from 72 patients diagnosed with high‐grade gliomas (52 ...
Yuchen Zhu   +14 more
wiley   +1 more source

The mathematical optimization model based on several quality criteria [PDF]

open access: yesКомпьютерные исследования и моделирование, 2011
An effective regional policy in order to stabilize production is impossible without an analysis of the dynamics of economic processes taking place. This article focuses on developing a mathematical model reflecting the interaction of several economic ...
Elisaveta Aleksandrovna Fedorova
doaj   +1 more source

Economic Burden of Rheumatoid Arthritis in Low‐ and Middle‐Income Countries: Systematic Review and Meta‐Analysis

open access: yesArthritis Care &Research, EarlyView.
Objective The aim of this systematic review was to synthesize the economic impact of rheumatoid arthritis (RA) on households, health systems, and society in low‐ and middle‐income countries (LMICs). Methods Electronic databases such as PubMed, Web of Science, and CINAHL were searched using keywords related to RA and cost of illness.
Tadesse Gebrye   +6 more
wiley   +1 more source

MODELLING OF DISTRIBUTED SOCIAL AND ECONOMIC SYSTEMS

open access: yesСтатистика и экономика, 2016
Deals with the methods of social and economic modelling using the agent-orientedmodels and systems of nonlinear partialdifferential equations of parabolic type.Presented a synthesis of mathematicalmodels of the specified type for distributedsocial and ...
Michail E. Mazurov
doaj   +1 more source

Exploring optimal control of epidemic spread using reinforcement learning

open access: yesScientific Reports, 2020
Pandemic defines the global outbreak of a disease having a high transmission rate. The impact of a pandemic situation can be lessened by restricting the movement of the mass. However, one of its concomitant circumstances is an economic crisis.
Abu Quwsar Ohi   +3 more
doaj   +1 more source

Economic agents, ethics and international economic organisations [PDF]

open access: yesManaging Global Transitions, 2006
The last sixty years have seen international economic organisations maintain a position at the forefront of promoting economic growth and socioeconomic development. These organisations have not achieved as much against certain benchmarks, and several observers have accused them of being unqualified to meet the needs of the poor, and even found them ...
openaire   +3 more sources

Physician Referral Patterns to Physical Therapists for Managing Knee Osteoarthritis: A Retrospective Analysis of Electronic Health Records From an Integrated Health System

open access: yesArthritis Care &Research, EarlyView.
Objective This study aims to describe the frequency and timing of physician referrals to physical therapists (PTs) and other treatments prescribed over 12 months in patients with recent onset of knee osteoarthritis (KOA). The study also aims to identify determinants of early PT referrals.
Samannaaz S. Khoja   +4 more
wiley   +1 more source

Addressing Economic Insecurities Can Improve Patient‐Reported Outcomes in Lupus

open access: yesArthritis Care &Research, Accepted Article.
Background Economic insecurities, such as food, housing, transportation, and financial challenges, are modifiable risk factors and influence patient‐reported outcomes (PROs) in systemic lupus erythematosus (SLE). We examined: 1) associations between economic insecurities and PROs; 2) the impact of screening and addressing economic insecurities during ...
Jay Patel   +8 more
wiley   +1 more source

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