Results 111 to 120 of about 1,353,215 (300)

Trade Balance, Exchange Rate Performance and Economic Growth: Evidence from Southern African Development Community

open access: yesExpert Journal of Economics, 2023
This study explores the relationship between trade balance, exchange rate performance, foreign direct investment and economic growth in the Southern African Development Community (SADC) using quarterly data from 1970 to 2022. The results demonstrate that
Kazeem Abimbola SANUSI   +2 more
doaj  

A Hybrid Semi‐Inverse Variational and Machine Learning Approach for the Schrödinger Equation

open access: yesAdvanced Physics Research, EarlyView.
A hybrid semi‐inverse variational and machine‐learning framework is presented for solving the Schrödinger equation with complex quantum potentials. Physics‐based variational solutions generate high‐quality training data, enabling Random Forest and Neural Network models to deliver near‐perfect energy predictions.
Khalid Reggab   +5 more
wiley   +1 more source

Exploring place-making in the Vredefort Dome, South Africa: A mixed-method approach

open access: yesTown and Regional Planning, 2009
Any space – interior, exterior and landscapes – becomes a place to which people attach meaning. The process where by meaningful space or a sense of place is formed is rarely considered in developmental planning.
Tarina Jordaan, Karen Puren, Vera Roos
doaj  

Beyond the classroom: how parents view motivation as a key to self-directed learning in township schools

open access: yesFrontiers in Education
Numerous researchers have emphasized the critical role of self-directed learning (SDL) in education, particularly in township schools, where academic challenges contribute to high failure and dropout rates.
Tebogo Siziba   +5 more
doaj   +1 more source

Early Pliocene Varanus (Squamata, Varanidae) remains from Megalo Emvolon, Thessaloniki, Greece

open access: yesThe Anatomical Record, EarlyView.
The article describes new cranial and postcranial varanid material from Megalo Emvolon Lower Pliocene vertebrate fossil site near Thessaloniki. The fossils, likely representing a single individual, are referred to Varanus cf. marathonensis. Abstract This study describes new fossil varanid material from a recently discovered fossil spot (MVL site) at ...
Chara Drakopoulou   +3 more
wiley   +1 more source

2005 Cocoa Protocol Update [PDF]

open access: yes, 2005
This brief report provides an update on child labor on cocoa farms in West Africa and on the status of the chocolate industry’s voluntary initiative to eliminate the worst forms of child labor by July 1 ...
International Labor Rights Forum
core   +1 more source

Origin, evolution and biogeographic dynamics of the European rabbit (Oryctolagus cuniculus) in Southwestern Europe

open access: yesThe Anatomical Record, EarlyView.
Abstract The Pleistocene is a key period for understanding the evolutionary history and palaeobiogeography of the European rabbit (Oryctolagus cuniculus). The species was first documented in southeastern Iberia at the beginning of the Middle Pleistocene and appears to have rapidly spread throughout Southwestern Europe, where it was found in numerous ...
Maxime Pelletier
wiley   +1 more source

Bryophytes of Bioko (Equatorial Guinea) : results of an excursion in 2002 [PDF]

open access: yes, 2006
97 species of bryophytes are reported as new for the island of Bioko, 89 of them are new for whole Equatorial Guinea, a remarkable amount is new for tropical West Africa and Micromitrium tenerum is new for sub-Saharan Africa. The bryoflora of the highest
Müller, Frank
core  

A new species of Lonchidiidae (Hybodontiformes) from the Late Jurassic of Brazil (Aliança Formation, Jatobá Basin)

open access: yesThe Anatomical Record, EarlyView.
Abstract The Aliança Formation (Jatobá Basin) represents lacustrine deposits formed in oxygenated waters that hosted a diverse fauna, including Hybodontiform sharks. Within this group, the Family Lonchidiidae comprises 11 valid genera, with Parvodus previously reported in Brazilian deposits from the Brejo Santo Formation (Araripe Basin, Late Jurassic ...
Larissa de Souza Ribeiro   +1 more
wiley   +1 more source

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