Results 81 to 90 of about 28,298 (296)

Firm Entry, Firm Exit, And Urban-Biased Growth [PDF]

open access: yes
We introduce a taxonomy that classifies industries using three criteria: net growth in the number of firms; the interrelationship between firm entry and firm exit; and the degree of urban-bias in industry growth.
Jolly, Robert W., Orazem, Peter, Yu, Li
core  

Foreign Outsourcing: Economic Implications and Policy Responses [PDF]

open access: yes, 2004
Foreign outsourcing--the importing of some intermediate product (i.e., a portion of a final product or some good or service needed to produce a final product) that was once produced domestically--is not a new phenomenon, nor is it one that is ...
Elwell, Craig K.
core   +3 more sources

A Non‐Reciprocal Architected Porous Medium

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT In several fluid flow, energy‐dumping, and energy‐harvesting applications, a dominant flow direction or dominant resistance direction is desirable. In this study, we propose a simple modular geometry that doubles flow resistance in one direction relative to the opposite direction, while maintaining laminar viscous flow.
Clément Vezies   +2 more
wiley   +1 more source

Modeling customer loyalty using customer lifetime value. [PDF]

open access: yes
The definition and modeling of customer loyalty have been central issues in customer relationship management since many years. Recent papers propose solutions to detect customers that are becoming less loyal, also called churners.
Baesens, Bart   +2 more
core  

Research Progress in Churning Losses of Gear Transmission [PDF]

open access: yesJournal of Mechanical Engineering, 2020
Lü Hongming   +3 more
openaire   +1 more source

Targeting Post‐Irradiation Thyroid Dysfunction: Electrospun Scaffolds As A Dual‐Action Approach for Antioxidant and Immune Modulation

open access: yesAdvanced Healthcare Materials, EarlyView.
Radiation‐induced hypothyroidism follows head and neck radiotherapy due to oxidative stress and inflammation. Electrospun polycaprolactone scaffolds containing adenosine have potential to modulate thyroid repair. Scaffolds enhance thyrocyte proliferation, antioxidant enzymes glutathione peroxidase and catalase, reduce senescence and apoptosis markers ...
Maria Heim   +5 more
wiley   +1 more source

The Reallocation of Workers and Jobs in Russian Industry: New Evidence on Measures and Determinants [PDF]

open access: yes
Gross job and worker flows in Russian industry are studied using panel data from a recent survey of 530 firms selected through national probability sampling.
J. David Brown, John S. Earle
core   +3 more sources

Butterfat recovery from waste ice cream via churning and clarification – Proof of concept

open access: yesApplied Food Research
Ice cream plants generate some product which will not be sent to retailers for a wide variety of reasons such as packaging or quality defects. This imperfect product is typically fed to animals or discarded.
Rafael A. Garcia   +7 more
doaj   +1 more source

Test stand performance of a convertible engine for advanced V/STOL and rotorcraft propulsion [PDF]

open access: yes
A variable inlet guide vane (VIGV) convertible engine that could be used to power future high-speed V/STOL and rotorcraft was tested on an outdoor stand.
Mcardle, Jack G.
core   +1 more source

Genipin‐Crosslinked, Silane‐Anchored 3D Tumor–Stroma Microtissues for High‐Content On‐Chip Drug Testing

open access: yesAdvanced Healthcare Materials, EarlyView.
We describe a microfluidic tumor‐stroma co‐culture model, engineered to resist collagen‐hydrogel contraction driven by fibroblast activity. Surface silanization with APTES covalently anchors the matrix to the chip, while Genipin crosslinking progressively increases stiffness and elasticity without harming cells. This supports >10 days of co‐culture and
Doriane Le Manach   +4 more
wiley   +1 more source

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