Results 21 to 30 of about 59,464 (226)

Evolución de la productividad agraria en las regiones europeas: un análisis de convergencia con métodos de panel dinámicos

open access: yesEconomía Agraria y Recursos Naturales, 2012
Este trabajo analiza si ha habido un proceso convergente en la productividad del trabajo en el sector agrario de la Unión Europea (UE), para un conjunto de 125 regiones en el periodo 1986-2004.
Mª Carmen Cuerva Narro
doaj   +1 more source

Convergencia de los precios locales en México: un enfoque de pruebas entre pares

open access: yesEstudios Económicos, 2019
Se analiza la convergencia de los niveles de precios locales en México a través de un enfoque de pares. Para ello se aplican pruebas de raíces unitarias a los precios relativos de todas las posibles combinaciones de ciudades de diferentes bienes y ...
Domingo Rodríguez Benavides   +1 more
doaj   +1 more source

Words After the Storm: Elite Rhetoric and the Limits of De‐Escalation in Postreferendum Catalonia

open access: yesNations and Nationalism, EarlyView.
ABSTRACT When does a secessionist crisis end? What drives political elites to shift from hostility to moderation? This article examines the prospects of rhetorical de‐escalation in the aftermath of a secessionist dispute through the paradigmatic case of Catalonia.
Daniel Cetrà   +3 more
wiley   +1 more source

Measuring Governance or Wealth? Construct Validation of AI Readiness Indices

open access: yesPolicy &Internet, Volume 18, Issue 3, September 2026.
ABSTRACT Many are the promises of artificial intelligence and the indices claiming to measure government readiness for it. This study provides the first construct validity investigation of the Oxford Insights Government AI Readiness Index, the Tortoise Global AI Index, and the IMF AI Preparedness Index, using a nine‐test battery and drawing on ...
Anis Ben Brik
wiley   +1 more source

Corporate Quasi‐Sovereignty: Big Tech and the Politics of Sovereign Authority in the Digital Age

open access: yesPolicy Studies Journal, Volume 54, Issue 3, August 2026.
ABSTRACT As private technology firms expand their control over critical infrastructures, questions of sovereignty and governance are increasingly displaced from states to corporate actors. Existing scholarship on sovereignty assumes that authority is either monopolized by states or shared through institutionalized public–private arrangements.
Chee Hae Chung, Bryce J. Dietrich
wiley   +1 more source

A Narrative Walks Into a Forum: Bridging the Narrative Policy and Ecology of Games Frameworks

open access: yesPolicy Studies Journal, Volume 54, Issue 3, August 2026.
ABSTRACT Policy process research has expanded rapidly, yet many frameworks still develop in silos, limiting dialogue and leaving complementary mechanisms underused. In an effort to bridge these silos, we bring together two influential frameworks that have largely developed in parallel: the Narrative Policy Framework (NPF) and the Ecology of Games ...
Rachel McGovern   +3 more
wiley   +1 more source

La formación universitaria en periodismo. ¿Mera capacitación tecnológica o una formación integral en el nuevo ecosistema informativo?

open access: yesHistoria y Comunicación Social, 2014
Este artículo propone un acercamiento a algunos de los principales retos a los que hoy se enfrenta la formación universitaria en periodismo frente a un escenario laboral marcado por los vaivenes constantes de la digitalización. El estudio se apoya en una
José Vicente García Santamaría   +1 more
doaj   +1 more source

Simultaneous Generation of Topographic Models and Manning Roughness Coefficient Maps From Tri‐Stereoscopic Satellite Images: Application to the Huarmey River, Peru

open access: yesThe Photogrammetric Record, Volume 41, Issue 195, July‐September 2026.
Tri‐stereoscopic PeruSat‐1 imagery enables the simultaneous generation of 0.70 m‐resolution topography and spatially distributed Manning roughness maps, achieving 0.434 m vertical accuracy. Integrated into HEC‐RAS, these products provide consistent, high‐resolution inputs that improve hydraulic modelling and flood risk assessment in data‐scarce river ...
Jorge L. Miranda‐Pita   +3 more
wiley   +1 more source

TV digital en Chile: Regulación y modelos de negocio

open access: yesCuadernos.info, 2007
La digitalización de la televisión implica cambiar profundamente las bases sobre las que se estructura esta industria, tradicionalmente basada en un puñado de operadores de libre recepción financiados por publicidad.
Sergio Godoy
doaj   +1 more source

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