Results 41 to 50 of about 376,244 (184)

Análisis cronológico de la demanda de educación universitaria en España, 1962-1983 [PDF]

open access: yes, 1987
Time Series Analysis of the Demand for Universitary Education in Spain, 1962-1983. This is a study of the demand for higher education in Spain since the early sixties. The study is based upon aggregate and disaggregate enrollment data.
Mora Ruiz, José Ginés
core   +2 more sources

Electrified rhythms: How hydropower infrastructure transforms hydrosocial relations of riverine communities in the Lower Sogamoso River, Colombia

open access: yesPeople and Nature, Volume 8, Issue 3, Page 782-796, March 2026.
Abstract Hydropower dams regulate water flows for millions of downstream inhabitants worldwide, altering water availability. Under a changing climate, flow control is often framed technically and politically as being essential for reducing drought and flood risks. However, it can also disrupt ecological flows, impact livelihoods and erode environmental
Laura Betancur‐Alarcón   +4 more
wiley   +1 more source

Análisis de Consumo de Energía Eléctrica Usando Análisis de Componentes Independientes

open access: yesRevista de I + D Tecnológico, 2016
Este documento presenta un método para el análisis de la serie de tiempo de consumo eléctrico utilizando Análisis de Componentes Independientes (ICA). Con este método es posible detectar y extraer de manera automática factores que influyen separadamente ...
Carlos Boya
doaj  

Contribución de las importaciones y la inversión extranjera en el Producto Interno Bruto (PIB) 1993 AL 2014. Análisis de cointegración [PDF]

open access: yes, 2015
En este trabajo se explora la naturaleza del comportamiento de interacción entre dos o más variables económicas muy importantes para entender mejor los retos que enfrenta la economía mexicana para elevar las tasas de crecimiento del Producto Interno ...
Menéndez Gámiz, Carlos Ricardo   +1 more
core  

Convergencia de precios en Colombia: integración de mercados a través del índice de precios al consumidor [PDF]

open access: yes, 2012
En este artículo se aplican algunas técnicas y procedimientos econométricos para el análisis de la convergencia económica regional en precios, con el fin de evaluar la Ley del Único Precio en Colombia, a través del índice de precios al consumidor (IPC ...
Campo-Robledo, Jacobo Alberto   +1 more
core   +4 more sources

Differentiated policy implementation in food safety and animal welfare policymaking

open access: yesEuropean Policy Analysis, Volume 12, Issue 1, Winter 2026.
Abstract Agri‐food policies are in the midst of far‐reaching transitions, including the transformation towards sustainable production and food consumption. The European Green Deal and Farm to Fork Strategy prioritize food safety and animal welfare issues, aiming to transform food systems towards more sustainability.
Giulia Bazzan, Colette S. Vogeler
wiley   +1 more source

Understandings and critiques of biocultural diversity conservation and future recommendations for conservation actors

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract As biocultural approaches to conservation gain traction (e.g., through international commitments to Indigenous Peoples and local communities) and external conservation actors increasingly seek to engage with on‐the‐ground holders of biocultural diversity, improved understanding is needed of what biocultural diversity means.
Natalie D. L. York
wiley   +1 more source

Identificación de un modelo ARIMA cuando existen observaciones faltantes

open access: yesLecturas de Economía, 1997
Un supuesto común en el análisis de series de tiempo es que las series que van a ser estudiadas disponen de información para cada momento de tiempo en el periodo que se va analizar.
Elkin Castaño
doaj  

Wind Integrated Time series load flow analysis for a Practical Distribution System

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2017
El viento es una fuente limpia de energía, que es naturalmente disponible y ha estado reemplazando las centrales de energía eléctrica convencionales no perennes tales como trmicas, hidroelectricas,nucleares etc., La innovación en el diseño ha reducido ...
Balakrishnan Muruganantham   +1 more
doaj   +1 more source

No more fashion victim? Spillovers across multiple streams: The case of fur farming bans during the COVID‐19 pandemic

open access: yesPolicy Studies Journal, Volume 54, Issue 1, February 2026.
Abstract Though spillovers have been initially described in the Multiple Streams Framework (MSF), we know little about how to conceptualize and measure them. To investigate spillovers, we draw on the case of fur farming bans during the COVID‐19 pandemic. Whereas fur farming has long been criticized for its animal welfare problems, with the onset of the
Anne‐Marie Parth   +3 more
wiley   +1 more source

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