Results 191 to 200 of about 7,070,887 (229)

Business‐Like Narrative and Public Engagement: Evidence From TED Talks on Nonprofit Issues

open access: yesNonprofit Management and Leadership, EarlyView.
ABSTRACT While the trend of nonprofits adopting business‐like practices has been widely discussed, limited attention has been paid to how the broader public responds to this shift. One way to capture public reactions is by examining engagement with business‐like narratives in media.
Jun Zhang
wiley   +1 more source

Exploring the Role of Special Events in Relationship Fundraising

open access: yesNonprofit Management and Leadership, EarlyView.
ABSTRACT The relationship fundraising paradigm conceptualizes charitable giving as an outcome of ongoing interpersonal engagement between donors and organizations, often depicted in practice as a cyclical process with multiple phases. This study examines how special events—a widely used but understudied relationship fundraising tool—factor into this ...
Jason L. Jensen   +3 more
wiley   +1 more source

Coverage‐based rarefaction fails to quantify relative species richness

open access: yesOikos, EarlyView.
Coverage‐based rarefaction (CBR) is a high‐profile tool for assessing biodiversity that provides relative species richness estimates by leveraging the Good‐Turing index u to interpolate. In contrast to alternatives such as the Shannon and Simpson indices, CBR's main appeal is providing values in units of species. CBR is tested against a series of other
John Alroy
wiley   +1 more source

Experimental and field evidence indicate that islet‐nesting tundra birds experience reduced nest predation and benefit indirectly from high snow goose densities

open access: yesOikos, EarlyView.
Landscape features can shape the occurrence and strength of predator–prey interactions by influencing predation risk and prey distribution. In the High Arctic, some bird species select nesting sites with physical features that impede access for their main terrestrial predator, the Arctic fox.
Marylou Beaudoin   +6 more
wiley   +1 more source

Asymmetric transferability of trait–environment relationships between native and exotic plant species in Singaporean forests differing in land‐use history

open access: yesOikos, EarlyView.
Functional traits allow ecologists to synthesise general rules of community assembly. In joint species distribution modelling, traits are increasingly used to explain species–environment relationships, with the intention of being able to generalise predictions to other species in other systems.
Hao Ran Lai   +4 more
wiley   +1 more source

Finite Sums Involving Reciprocals of the Binomial and Central Binomial Coefficients and Harmonic Numbers [PDF]

open access: yesSymmetry, 2021
We prove some finite sum identities involving reciprocals of the binomial and central binomial coefficients, as well as harmonic, Fibonacci and Lucas numbers, some of which recover previously known results, while the others are new.
Anthony Sofo, Necdet BATIR
exaly   +3 more sources
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Wallis's Product and the Central Binomial Coefficient

The American Mathematical Monthly, 2015
(2015). Wallis's Product and the Central Binomial Coefficient. The American Mathematical Monthly: Vol. 122, No. 7, pp. 689-689.
openaire   +1 more source

Summation Formulas on Harmonic Numbers and Five Central Binomial Coefficients

Mathematical Notes, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Li, Chunli, Chu, Wenchang
openaire   +2 more sources

The Series of Reciprocals of Non-central Binomial Coefficients ()

open access: yesAmerican Journal of Computational Mathematics, 2013
Utilizing Gamma-Beta function, we can build one series involving reciprocal of non-central binomial coefficients, then We can structure several new series of reciprocals of non-central binomial coefficients by item splitting, these new created denominator of series contain 1 to 4 odd factors of binomial coefficients.
Laiping Zhang, Wanhui Ji
exaly   +3 more sources

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