Results 121 to 130 of about 1,191,599 (308)

A simple model of economic geography à la Helpman-Tabuchi [PDF]

open access: yes
This paper explores the interplay between commodities’ transportation costs and workers’ commuting costs within a general equilibrium framework à la Dixit-Stiglitz. Workers are mobile and choose a region where to work as well as an intraurban location to
Jacques-François, THISSE   +1 more
core  

Clinical Practice Guideline for Evaluation and Management of Peripheral Nervous System Manifestations in Sjögren's Disease

open access: yesArthritis Care &Research, EarlyView.
Objective Sjögren's disease is an autoimmune disorder that can impact multiple organ systems, including the peripheral nervous system (PNS). PNS manifestations, which can exist concurrently, include mononeuropathies, polyneuropathies, and autonomic nervous system neuropathies.
Anahita Deboo   +88 more
wiley   +1 more source

Overland Transport Costs

open access: yes, 2022
Poor infrastructure and high domestic shipping costs are often cited as important impediments to economic activity in developing countries. Domestic shipping being mostly overland, understanding the level and structure of costs in road freight transportation could thus help formulate policies ...
openaire   +1 more source

Next generation: Unmanned launch vehicles and upper stages: The needs [PDF]

open access: yes
The focus is on common vehicle elements, higher mission success, and lower transportation cost with respect to the common needs of the Department of Defense, NASA, and U.S. Industry.
Gunn, Charles R.
core   +1 more source

Addressing Economic Insecurities Can Improve Patient‐Reported Outcomes in Lupus

open access: yesArthritis Care &Research, EarlyView.
Objective 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 the following: (1) associations between economic insecurities and PROs, and (2) the impact of screening and addressing economic ...
Jay Patel   +8 more
wiley   +1 more source

Agriculture, Roads, and Economic Development in Uganda [PDF]

open access: yes
A large fraction of Uganda's population continues to earn a living from quasi-subsistence agriculture. This paper uses a static general equilibrium model to explore the relationships between high transportation costs, low productivity, and the size of ...
Douglas Gollin, Richard Rogerson
core  

New Onset of Fibromyalgia After Exposure to a Combat Environment: A Longitudinal Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Traumatic life events are hypothesized to be triggers for the onset of fibromyalgia. Posttraumatic stress disorder (PTSD) is a common comorbidity of fibromyalgia. However, limited prospective data are available on the development of fibromyalgia after exposure to high‐magnitude stress.
Jay B. Higgs   +15 more
wiley   +1 more source

Effect of present technology on airship capabilities [PDF]

open access: yes, 1975
The effect is presented of updating past airship designs using current materials and propulsion systems to determine new airship performance and productivity capabilities.
Madden, R. T.
core   +1 more source

Does Long‐Term Lower Extremity Strength Training in Adults With Knee Osteoarthritis and Varus Alignment Reduce Knee Joint Loading During Gait?

open access: yesArthritis Care &Research, EarlyView.
Objective We examined whether 18 months of strength training in individuals with knee varus alignment and medial tibiofemoral osteoarthritis (OA) reduced knee joint loads during walking compared to an attention control group. Methods This study was a secondary analysis of a randomized clinical trial that compared the effects of strength training to a ...
Stephen P. Messier   +12 more
wiley   +1 more source

Feasibility of the transportation options of renewable hydrogen for moderate distances: Insights from a remote production in Finland

open access: yesEnergy Conversion and Management: X
Renewable hydrogen production resources are frequently distant from the users, creating a need for transportation. The purpose of this study is to compare the economics of different transportation options for moderate distances (∼200 km).
Satu Lipiäinen, Esa Vakkilainen
doaj   +1 more source

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