Results 91 to 100 of about 99,810 (304)

Multivariate characterization of morphological traits in Burkina Faso sheep [PDF]

open access: yes, 2013
A total of 6440 female sheep from Burkina Faso were scored for seven body measurements and four qualitative morphological traits. Sampling included the three main environmental areas and sheep breeds of Burkina Faso: the Sahel area (Burkina-Sahel sheep),
Bouchel, Didier   +12 more
core  

The Impact of Migration on Age Structure Conducive to Human Development Across the Urban Hierarchy

open access: yesPopulation and Development Review, EarlyView.
Abstract A larger working‐age population supports economic and social development, and many developing countries are currently benefiting from this demographic window. However, internal migration—often age‐selective—can create subnational inequalities by redistributing working‐age individuals from less developed areas to cities in search of employment ...
Wenxiu Du   +2 more
wiley   +1 more source

Traditions of maghrebi-saheli statehood and islamic radicalism in Early XXI Century

open access: yesRUDN Journal of World History
The significance of this research topic is due to the relevance of the problems of modern state-building in the public and political life of North and West Africa.
Vladimir Viktorovich Orlov
doaj   +1 more source

Analysis of the sensitivity to discrete dividends : A new approach for pricing vanillas [PDF]

open access: yes
The incorporation of a dividend yield in the classical option pricing model of Black- Scholes results in a minor modification of the Black-Scholes formula, since the lognormal dynamic of the underlying asset is preserved. However, market makers prefer to
Arnaud Gocsei, Fouad Sahel
core  

The EU as a security actor in Africa [PDF]

open access: yes, 2015
Instability and conflict in Africa create a range of security problems for Europe. Rapidly increasing migration via the Mediterranean Sea, extremism and terrorism, as well as cross-border crime, all have implications for security in Europe, but are spill-
Hoebeke, Hans   +3 more
core  

The Impacts of Weather Variability and Shocks on Farmers and Indigenous Peoples' Consumption: Evidence From Panama

open access: yesReview of Development Economics, EarlyView.
ABSTRACT Weather variability and shocks pose significant challenges for tropical developing countries, making it crucial to understand their effects on consumption to address the existing deficiencies among the most vulnerable groups. This study examines the impact of weather variability and shocks on household consumption in Panama, utilizing repeated
Ambar Lineth Chavez Espinosa   +1 more
wiley   +1 more source

Stabilising cereal prices? Adapting the response to the market [PDF]

open access: yes, 2011
Should cereal prices be stabilised? With the Sahel food crisis of 2005, followed by soaring prices on international markets in 2008 and 2010, this is an increasingly pressing issue in national, regional and international policy debates, which address it ...
Galtier, Franck
core   +1 more source

What is a Multi‐Ethnic Party and How to Spot a Fake One?

open access: yesSwiss Political Science Review, EarlyView.
Abstract Multi‐ethnic parties have been variously defined: as those which do not champion the interests of, or mobilize against, any specific ethnic group; as those with a recognisably cross‐communal leadership or membership; and as those which acquire some distribution of support across groups.
Jon Fraenkel
wiley   +1 more source

Fluctuations saisonnières de la feuillaison des arbres et des buissons sahéliens. Conséquences pour la quantification des ressources fourragères

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1994
Les auteurs analysent la saisonnalité de la feuillaison de 28 espèces ligneuses sahéliennes afin de caractériser les disponibilités saisonnières en feuillage fourrager ainsi que leurs variations interannuelles.
P.H.Y. Hiernaux   +3 more
doaj   +1 more source

The Saharan heat low and moisture transport pathways in the central Sahara-multiaircraft observations and Africa-LAM evaluation [PDF]

open access: yes, 2015
We present a characterization of the Saharan heat low (SHL) based on dropsonde observations made on 22 June 2011 by two simultaneously flying aircraft during the Fennec project.
Allen   +48 more
core   +3 more sources

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