Results 101 to 110 of about 530,778 (310)

Trade Costs, Market Access and Economic Geography: Why the Empirical Specification of Trade Costs Matters [PDF]

open access: yes
Trade costs are a crucial in new economic geography (NEG) models. The unavailability of actual trade costs data requires the approximation of trade costs.
Harry Garretsen, Maarten Bosker
core  

Primal-dual variable neighborhood search for the simple plant-location problem

open access: yes, 2007
Copyright @ 2007 INFORMSThe variable neighborhood search metaheuristic is applied to the primal simple plant-location problem and to a reduced dual obtained by exploiting the complementary slackness conditions.
Brimberg, J   +3 more
core   +1 more source

Directed evolution of enzymes at the crossroads of tradition and innovation

open access: yesFEBS Open Bio, EarlyView.
An iterative cycle of data‐driven enzyme optimization comprising four stages: genetic diversification of a template enzyme, expression of protein variants, high‐throughput evaluation, and machine‐learning‐guided redesign of the next variant library.
Maria Tomkova   +2 more
wiley   +1 more source

Fixed and Variable Costs

open access: yes, 2008
This program features case studies on cost analysis. Meyer-Mercer Inc. had its supplier and customer base drastically reduced during the recession, yet it was able to survive by accurately analyzing its fixed costs. The second part of the program focuses

core  

Methodology for Energy Storage Planning Considering Variable Unit Energy Construction Costs

open access: yesZhongguo dianli
Energy storage is a key component in mitigating power fluctuations of renewable energy sources and supporting the construction of new power systems. However, existing energy storage planning methods do not consider the potential dynamic changes in unit ...
Zhenhua YUAN   +5 more
doaj   +1 more source

The variable costs of publishing

open access: yes, 2006
Heather Morrison, Open Access and the Cost of Publishing, <em> Imaginary Journal of Poetic Economics </em> , October 27, 2006.
openaire   +1 more source

MagmaFlow: A desktop platform for artificial intelligence‐driven expression analysis

open access: yesFEBS Open Bio, EarlyView.
MagmaFlow is a free, no‐code platform for gene expression analysis. It generates interactive volcano plots, links genes to literature, pathways, and diseases, prioritizes candidates using millions of publications, identifies affected biological processes, builds network diagrams, and exports publication‐ready figures and reports for macOS and Windows ...
Carlos E. Buss   +7 more
wiley   +1 more source

MOVING FROM UNIFORM TO VARIABLE FERTILIZER RATES ON IOWA CORN: EFFECTS ON RATES AND RETURNS

open access: yes
This study develops a model based on the yield potential of various soil types in 12 Iowa counties to estimate the potential value of switching from uniform to variable fertilizer rates.
Babcock, Bruce A., Pautsch, Gregory R.
core  

Dose‐dependent hepatotoxicity of hydrogen peroxide in HepG2 cells and its modulation by CYP450 induction

open access: yesFEBS Open Bio, EarlyView.
NMR metabolomics revealed concentration‐dependent metabolic perturbations in HepG2 cells exposed to H2O2. Rifampicin pretreatment enhanced metabolic competence, attenuated toxin‐induced alterations and produced metabolite profiles more consistent with human liver physiology, supporting the use of CYP450‐induced HepG2 models for improved in vitro ...
Maren Jinks   +4 more
wiley   +1 more source

Trading Costs for Emerging Market Stocks [PDF]

open access: yes
We estimate trading costs that include explicit, implicit and opportunity costs. The Lesmond et al. (1999) limited dependent variable model of returns is applied to stocks in Argentina, Brazil, Chile and Mexico.
GONZALO CHAVEZ, ANA CRISTINA SILVA
core  

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