Results 81 to 90 of about 8,842,912 (209)

The vanna - volga method for derivatives pricing. [PDF]

open access: yes
This Master thesis highlights some basic features and applications of the vanna-volga method and its accuracy when pricing plain vanillas and simple barrier options. In the paper we derive formulas for premiums of vanilla FX options using two versions of
Janek, Agnieszka
core  

A Framework to Assess Fine‐Resolution Land Use Implications From Global and Regional Human‐Driven Decisions: MIT IGSM‐Demeter

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 7, July 2026.
Abstract Land use change driven by human activities has significant environmental consequences that can vary significantly at local scales. However, global coupled human‐Earth system models usually project land use changes at resolutions that are too coarse to provide insights at finer resolutions that are commensurate to climate models and assessing ...
Angelo Gurgel   +7 more
wiley   +1 more source

Dynamics of the Lower Volga region agricultural landscapes under the influence of climate change [PDF]

open access: yes
The Lower Volga region soil cover underwent changes during the Late Holocene as a result of the natural and anthropogenic factors influence. Changes in climatic conditions and soil-forming processes were imposed on the settlements construction and ...
Kovaleva Natalia   +3 more
core   +2 more sources

Addition to the summary “Flora of the Lower Volga Region” of the class of Liliopsida Typhaceae – Hydrocharitaceae (according to the Engler system) based on the materials of the herbarium of the SARAT State University [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Серия Химия. Биология. Экология
The article presents the results of a comparative analysis of the distribution of plant species belonging to the families Typhaceae, Potamogetonaceae, Ruppiaceae, Juncaginaceae, Alismataceae, Butomaceae, Hydrocharitaceae in the Lower Volga region based ...
Boldyrev, Vladimir Alexandrovich   +2 more
doaj   +1 more source

The Provenance of Silver in the Viking‐Age Hoard From Bedale, North Yorkshire

open access: yesArchaeometry, Volume 68, Issue S4, Page S86-S106, July 2026.
ABSTRACT The acquisition of silver was a key motive propelling the Viking expansion out of Scandinavia; identifying the sources of Viking silver during the early part of the Viking Age can provide critical insights into the relative significance of western European and eastern, Islamic wealth in the Viking expansion.
Jane Kershaw   +5 more
wiley   +1 more source

Eastern and Western Ceramic Imports in the Burials of the Early Sarmatian Culture in the Lower Volga Region [PDF]

open access: yes, 2018
The paper is devoted to the analysis of Eastern and Western burials’ ceramic imports of Early Sarmatian archaeological culture in the Lower Volga region.
Valeriy M. Klepikov
core   +2 more sources

Geoecological assessment of the state of the Volga River in the Lower Volga region

open access: yesGEOLOGY GEOGRAPHY AND GLOBAL ENERGY, 2022
Altynganym Z. Karabaeva   +2 more
openaire   +1 more source

Global Expansion of Ponto‐Caspian Aquatic Invaders: Drivers, Trends and Taxonomic Biases in a Changing World

open access: yesFreshwater Biology, Volume 71, Issue 7, July 2026.
ABSTRACT Biological invasions pose major threats to ecosystems, with aquatic habitats particularly vulnerable due to high connectivity and biodiversity. The Ponto‐Caspian region is widely recognised as a major source of highly invasive non‐native aquatic species, yet a global synthesis of their spatial, taxonomic and temporal invasion patterns has been
Ismael Soto   +17 more
wiley   +1 more source

From the History and Life of Ukrainian Chumaks in the Lower Volga Region

open access: yes, 2006
The main stages of chumaks history and settlement emergence on the territory of modern Volgograd region of Russia in XVIII—XIX centuries are shown in the article. The author pays special attention to the role of Ukrainian chumaks in economic and cultural
Синельникова, В.
core  

Spiders (Aranei) of the Lower Volga Region (Astrakhan and Volgograd areas of Russia) with the description of new taxa [PDF]

open access: yes, 2008
Based on the original material and literature data the annotated species list of spiders is presented for the Lower Volga Region (the Astrakhan and Volgograd areas of Russia). At present 254 species from 23 families are recorded in the region.
.V. Dvadnenko   +2 more
core   +2 more sources

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