Results 111 to 120 of about 1,041,131 (275)

Ants on flowers: Protective ants impose a low but variable cost to pollination, moderated by location of extrafloral nectaries and type of flower visitor

open access: yesJournal of Ecology, Volume 113, Issue 8, Page 2187-2198, August 2025.
Individuals who engage in multiple mutualisms often have to pay indirect costs because of the interference of one mutualism on another. We found that protective ants had a low but variable impact on pollination, especially on the flower visitation by bees and when EFNs are close to inflorescences.
Amanda Vieira da Silva   +4 more
wiley   +1 more source

Performance of brazilian supermarket companies: a data envelopment analysis approach Desempeño organizacional en el sector de los supermercados brasileños: un analisis apoyado en el dea Desempenho organizacional no setor supermercadista brasileiro: uma análise apoiada em dea

open access: yesREGE Revista de Gestão, 2010
This article applies Data Envelopment Analysis, DEA, to compare the relative performance of the 100 smallest supermarket companies from the list of the 300 largest in the sector. This is in consideration of relevance that has been given to DEA by academics.
Marco Antonio Ferreira de Souza   +2 more
openaire   +1 more source

Trump, Personalism, and US Administrative Capacity

open access: yesPolitics &Policy, Volume 53, Issue 4, August 2025.
ABSTRACT Donald Trump represents an extraordinary degree of personalism in American politics, especially given the traditional power and capacity of the Republican Party and American democracy. A lesson Trump drew from his first term in office is that he needed to better institutionalize mechanisms of personal loyalty to deal with perceived betrayals ...
Donald Moynihan
wiley   +1 more source

Entrepreneurial orientation, organizational learning capability and performance in the ceramic tiles industry [PDF]

open access: yes
La orientación emprendedora es susceptible de tener un impacto positivo sobre el desempeño de la empresa. Sin embargo, empíricamente esta relación directa no es completamente consistente.
Joaquín Alegre, Ricardo Chiva
core  

Desempeño y formación docente en competencias digitales en clases no presenciales durante la pandemia COVID-19

open access: yes, 2020
La propagación del COVID 19 ha causado un impacto sin precedentes en el desarrollo multidimensional en la población en todas las naciones. Esto trajo como consecuencia que los gobiernos se pronunciaran a favor de adoptar e implantar medidas de emergencia
G. Picón, K. Caballero, N. Paredes
semanticscholar   +1 more source

Predicting Democracy Support in the Middle East and North Africa

open access: yesWorld Affairs, Volume 188, Issue 3, Fall 2025.
ABSTRACT Democracy support among Arab citizens has decreased noticeably in the past decade. The Arab Barometer data demonstrates more than an average of 15–30 points drop‐in democracy support depending on the country considered. The present research utilizes the seventh wave data set offered by the Arab Barometer conducted between October 2021 and July
Mehmet Onder, Malek F. Abduljaber
wiley   +1 more source

Propiedad y desempeño de la banca [PDF]

open access: yes
(Disponible en idioma inglés únicamente) Este trabajo estructura un nuevo conjunto de datos sobre la propiedad y el desempeño de la banca, abarcando aproximadamente 50. 000 observaciones en 119 países entre 1995 y 2002.
Alejandro Micco   +2 more
core  

Incidencia de la evaluación del desempeño laboral en el logro de los objetivos institucionales de la FAREM-Estelí, en el año 2014 [PDF]

open access: yes, 2015
Esta investigación tiene el objetivo determinar la incidencia de la evaluación del desempeño laboral para el logro de los objetivos institucionales de FAREM- Estelí en el año 2014.
Rodríguez González, Orbelina del Socorro
core   +1 more source

Coloration in Argia damselflies of Central Mexico responds to changes in herbaceous vegetation La coloración de caballitos del diablo del género Argia responde a cambios en la cobertura de vegetación herbácea en el Centro de México

open access: yesInsect Conservation and Diversity, Volume 18, Issue 4, Page 593-603, July 2025.
The increase in urban lands and the vegetation loss implies changes in the colour of the background which in turn could cause changes in the coloration of individuals. We measured changes in body lightness of damselflies through 19 sites in Central Mexico, with a different degree of urbanisation and a different percentage of native vegetation. We found
Teresa L. Ramos‐Merino   +1 more
wiley   +1 more source

TECHNICAL STRATEGIC ALLIANCES AND PERFORMANCE: THE MEDIATING EFFECT OF KNOWLEDGE ¿BASED COMPETENCIES [PDF]

open access: yes
This study provides an empirical evidence of the relationship that exists between participation in technological strategic alliances and business performance by considering the knowledge-based distinctive competencies that the alliance is capable of ...
Ana Villar   +2 more
core  

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