Results 51 to 60 of about 744,029 (171)

Las representaciones estadísticas en el contexto escolar [PDF]

open access: yes, 2013
Este artículo presenta algunos aciertos y dificultades que se observaron en un grupo de estudiantes de grado cuarto de primaria al leer e interpretar tablas y gráficos de frecuencias en diferentes contextos. La metodología del presente estudio se basó en
Cifuentes, Yenny   +2 more
core  

Land Reforms in Cuba: First Empirical Assessment on Productivity Using Crop‐Level Panel Data

open access: yesEconomics of Transition and Institutional Change, EarlyView.
ABSTRACT Land reforms implemented in Cuba since 2008 have aimed to increase agricultural production by distributing state‐owned idle lands with land‐use rights. The reforms restricted farmers with the rights from cultivating perennial and capital‐intensive crops.
Yoshihiko Hashiguchi   +1 more
wiley   +1 more source

Planning system in a systemic approach A model and work scheme under the principles of the "systemic view of life"

open access: yesÁgora de Heterodoxias
This document presents a synthesis of the model of thought and action, from the perspective of living systems, such as those that characterize the natural activity of human beings and organizations, called Planning System in a Systemic Approach ...
Raúl Pacheco Salazar
doaj   +1 more source

Estimation of a social and environmental accounting matrix [PDF]

open access: yes
En este trabajo presentamos una metodología para desarrollar un sistema de medición estadístico, económico y medioambiental, híbrido, ésto es, que integra los datos físicos de las estadísticas oficiales sobre recursos de agua y emisiones de gases a la ...
Carmen Rodríguez Morilla   +2 more
core  

Report of the Inter-American Tropical Tuna Commission for the year 1952 [PDF]

open access: yes, 1953
ENGLISH: The Inter-American Tropical Tuna Commission, established by a Convention between the United States and Costa Rica, has as its purpose the collection and interpretation of information which will facilitate maintaining, at levels of maximum ...

core  

Religious politics and the limits of redistribution: The rise and fall of family allowances in Spain, 1926–58

open access: yesThe Economic History Review, EarlyView.
Abstract After the Second World War, family allowances became a cornerstone of social spending in western Europe. Whilst religion is often highlighted as a driver of this policy, the role of political Catholicism remains contested, particularly in southern Europe.
Guillem Verd‐Llabrés
wiley   +1 more source

problema de cáncer de estómago en el Uruguay

open access: yesCirugía del Uruguay, 2020
Presentado en sesión de 22 de junio de ...
Pedro Larghero Ibarz   +3 more
doaj  

Análisis sociológico-demográfico y económico de los pueblos-parroquias de Mariveles y Morong, siglo XIX. (Filipinas)

open access: yesHispania Sacra, 2001
El artículo analiza con detalle la evolución parroquial, demográfica de los pueblos de Mariveles y Morong desde 1818 a 1897. Estudia detalladamente la natalidad, mortalidad, nupcialidad y tributos y utiliza fuentes originales de archivos españoles y ...
Adolfo Díez Muñiz
doaj   +1 more source

Gallbladder cancer: South American experience [PDF]

open access: yes, 2016
Large differences in terms of incidence and mortality due to gallbladder cancer (GBC) have been reported worldwide. Moreover, it seems that GBC has unique characteristics in South America.
Arroyo, Gerardo F.   +2 more
core   +1 more source

Spanish stock returns, growth, and inflation, 1900–2020

open access: yesThe Economic History Review, EarlyView.
Abstract This paper studies equity returns in the Madrid Stock Exchange and their connections with the macroeconomy from the emergence of a stock market around 1900 to its ‘big bang’ at the turn of the twenty‐first century. Using high‐quality data from primary sources and the methodology of the modern IBEX35 (published since 1987), we constructed an ...
Stefano Battilossi   +2 more
wiley   +1 more source

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