Results 81 to 90 of about 2,176,398 (378)

Relatively Prime Sets, Divisor Sums, and Partial Sums [PDF]

open access: yesarXiv, 2013
For a nonempty finite set $A$ of positive integers, let $\gcd\left(A\right)$ denote the greatest common divisor of the elements of $A$. Let $f\left(n\right)$ and $\Phi\left(n\right)$ denote, respectively, the number of subsets $A$ of $\left\{1, 2, \ldots, n\right\}$ such that $\gcd\left(A\right) = 1$ and the number of subsets $A$ of $\left\{1, 2 ...
arxiv  

Antitrust, Innovation, and Uncertain Property Rights: Some Practical Considerations [PDF]

open access: yes, 2010
The intersection of antitrust and intellectual property circumscribes two century-long debates. The first pertains to questions about how antitrust law and intellectual property law interact, and the second pertains to questions about how parties can ...
Williamson, Dean V.
core   +1 more source

Protonophore activity of short‐chain fatty acids induces their intracellular accumulation and acidification

open access: yesFEBS Letters, EarlyView.
The protonated form of butyrate, as well as other short‐chain fatty acids (SCFAs), is membrane permeable. In acidic extracellular environments, this can lead to intracellular accumulation of SCFAs and cytosolic acidification. This phenomenon will be particularly relevant in acidic environments such as the large intestine or tumor microenvironments ...
Muwei Jiang   +2 more
wiley   +1 more source

The effect of international energy prices on energy production in Sichuan, China

open access: yesEnergy Reports, 2020
Sichuan Province is China’s leading natural gas and hydropower producer. This article tests for the effects of international energy (nominal) prices on natural gas and hydropower production in Sichuan.
Gaolu Zou, Kwong Wing Chau
doaj  

Right To Property: From Magna Carta To The European Convention On Human Rights

open access: yesSEEU Review, 2015
Property rights are integral part of the freedom and prosperity of every person, although their centrality has often been misprized and their provenance was doubted.
Ristik Jelena
doaj   +1 more source

Understanding the Consequences of Property Rights Mismatches: a Case Study of New Zealand's Marine Resources

open access: yesEcology and Society, 2007
Within fisheries and natural resource management literature, there is considerable discussion about the key roles that property rights can play in building biologically and socially sustainable resource management regimes.
Tracy Yandle
doaj   +1 more source

Credibly Committing to Property Rights: The Roles of Precedent and the Constitution. [PDF]

open access: yes, 2010
In cross-national studies, scholars typically ignore the moderating effect of credibility on the relationship between property rights protection and economic growth.
Melton, James
core  

Property Claims in GM and Non-GM crops [PDF]

open access: yes, 2009
Conceptualising the ongoing conflict over GM versus non-GM crops in the frame of property rights one can see that economic valorisation dynamics and aspirations are working on both sides, within two differently evolving agri-food paradigms, with ...
Gill, Bernhard
core   +1 more source

Unlocking the potential of tumor‐derived DNA in urine for cancer detection: methodological challenges and opportunities

open access: yesMolecular Oncology, EarlyView.
Urine is a rich source of biomarkers for cancer detection. Tumor‐derived material is released into the bloodstream and transported to the urine. Urine can easily be collected from individuals, allowing non‐invasive cancer detection. This review discusses the rationale behind urine‐based cancer detection and its potential for cancer diagnostics ...
Birgit M. M. Wever   +1 more
wiley   +1 more source

CREATING EFFECTIVE MODELS OF VERTICAL INTEGRATED STRUCTURES IN UKRAINE

open access: yesNauka ta progres transportu, 2011
The results of scientific research aimed at development of methodology-theoretical mechanisms of building the effective models of vertically-integrated structures are presented.
D. V. Koliesnikov
doaj  

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