Results 71 to 80 of about 61,964 (279)

Iterative Approximate Solutions of Kinetic Equations for Reversible Enzyme Reactions [PDF]

open access: yes, 2013
We study kinetic models of reversible enzyme reactions and compare two techniques for analytic approximate solutions of the model. Analytic approximate solutions of non-linear reaction equations for reversible enzyme reactions are calculated using the ...
Khoshnaw, S.
core  

Classical and SUSY solutions of the Boiti-Leon-Manna-Pempinelli equation

open access: yes, 2013
In this paper, we propose the study of the Boiti-Leon-Manna-Pempinelli equation from two point of views: the classical and supersymmetric cases. In the classical case, we construct new solutions of this equation from Wronskian formalism and Hirota method.
Delisle, Laurent, Mosaddeghi, Masoud
core   +1 more source

Firms, Informality, and Development: Theory and Evidence from Brazil

open access: yesThe American Economic Review, 2018
This paper develops and estimates an equilibrium model where heterogeneous firms can exploit two margins of informality: (i) not register their business, the extensive margin; and (ii) hire workers “off the books,” the intensive margin.
Gabriel Ulyssea
semanticscholar   +1 more source

Metasurface‐Assisted Optical Transparency of a Continuous Metal Film

open access: yesSmall Structures, EarlyView.
Herein, a general strategy for realizing transparent conductors by sandwiching a continuous metal film between two metasurfaces is presented. A coupled‐mode theory model is developed to reveal the underlying physics and identify the optimal conditions.
Yifei Wang   +4 more
wiley   +1 more source

Cerebral and peripheral changes occurring in nitric oxide (NO) synthesis in a rat model of sleeping sickness: identification of brain iNOS expressing cells. [PDF]

open access: yesPLoS ONE, 2010
BACKGROUND: The implication of nitric oxide (NO) in the development of human African trypanosomiasis (HAT) using an animal model, was examined. The manner by which the trypanocidal activity of NO is impaired in the periphery and in the brain of rats ...
Donia Amrouni   +6 more
doaj   +1 more source

The Langevin Approach: a simple stochastic method for complex phenomena

open access: yes, 2015
We describe a simple stochastic method, so-called Langevin approach, which enables one to extract evolution equations of stochastic variables from a set of measurements.
Fuchs, André   +5 more
core   +1 more source

Working Remotely? Selection, Treatment, and the Market for Remote Work

open access: yesSocial Science Research Network
How does remote work affect productivity and how productive are workers who choose remote jobs? We decompose these effects in a Fortune 500 firm. Before COVID-19, remote workers answered 12 percent fewer calls per hour than on-site workers. After offices
Natalia Emanuel, Emma Harrington
semanticscholar   +1 more source

Overcoming Institutional Immobility? Evaluating Employment Outcomes of Repatriated Chinese Migrants From Overseas Civil Engineering Projects

open access: yesHuman Resource Management Journal, EarlyView.
ABSTRACT This study examines variations in the post‐repatriation employment outcomes of returnees from employer‐administered cross‐country assignments in a Chinese state‐owned enterprise. Analysis of interviews and documents led us to question whether and how the repatriates, including individuals on continuous and temporary employment, made use of ...
Yu Zheng   +3 more
wiley   +1 more source

What Drives Differences in Management Practices?

open access: yesThe American Economic Review, 2019
Partnering with the US Census Bureau, we implement a new survey of “structured” management practices in two waves of 35,000 manufacturing plants in 2010 and 2015.
N. Bloom   +6 more
semanticscholar   +1 more source

Health coverage and farmworker productivity

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Farmworkers are often subject to hazardous working conditions, experience a disparity in health insurance coverage, and are vulnerable to chronic health conditions and injury. Although recent health care mandates have improved access to healthcare, many agricultural employers still do not offer coverage for their employees. Because farmworkers
Zachariah Rutledge   +2 more
wiley   +1 more source

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