Results 81 to 90 of about 1,301,905 (296)

Import Wheat Tenders and the Effects of the Russian Invasion

open access: yesAgribusiness, EarlyView.
ABSTRACT Risk and volatility for many commodities escalated sharply following the Russian invasion of Ukraine, creating numerous uncertainties for trading firms and importers. The purpose of this study is to analyze the bidding behavior in Egyptian wheat import tenders in the pre‐ and post‐invasion periods.
William W. Wilson   +2 more
wiley   +1 more source

Ser ou Não Ser? Ucrânia, Rússia e os dilemas da Política Externa Alemã

open access: yesCarta Internacional, 2013
A crise política na Ucrânia provocou intenso debate na Alemanha, que se intensificou a partir do momento em que a Rússia passou a apoiar abertamente o movimento separatista na Crimeia.
Sebastião Velasco e Cruz
doaj  

Traceability of Agri‐Food Products: The Key to Conscious Trade

open access: yesAgribusiness, EarlyView.
ABSTRACT Globalization and growing concerns about sustainability have led to improvements in product traceability, quality, and sustainability. Traceability contributes to environmental protection and supports sustainable development by fostering transparency in agricultural practices and encouraging the responsible use of resources.
Scarlett Queen Almeida Bispo   +5 more
wiley   +1 more source

Modelo Matemático da Pirólise do Etano em Forno Tubular

open access: yesTrends in Computational and Applied Mathematics, 2012
Neste trabalho é proposto um modelo matemático para o processo de pirólise do etano em forno tubular de serpentina. O meio reagente é descrito por um mecanismo constituído por 63 reações químicas e 19 espécies.  considera-se também alterações da pressão,
Ângela Patricia Spilimbergo   +2 more
doaj   +1 more source

Return and Volatility Spillovers Among Major Cotton Markets

open access: yesAgribusiness, EarlyView.
ABSTRACT This study explores return and volatility transmission among major cotton markets. Several events have disrupted cotton supply and demand in recent years, leading to heightened price volatility and significant shifts in market interconnections.
Susmitha Kalli   +3 more
wiley   +1 more source

Heterogeneity in Food Price Inflation Convergence Across the EU: Evidence From Club Dynamics and Structural Breaks

open access: yesAgribusiness, EarlyView.
ABSTRACT This study examines food price inflation rate convergence among EU27 Member States from 2005 to 2024, focusing on structural breaks, external shocks, and regional disparities. Using panel unit root tests and club convergence analysis, the findings reveal no overall convergence but identify multiple convergence clubs.
Tibor Bareith, Imre Fertő
wiley   +1 more source

First record of Clemmus troglodytes (Coleoptera: Coccinelloidea, Anamorphidae) for the fauna of Russia

open access: yes, 2018
During field investigations in 2017, Clemmus troglodytes was found in the Mordovia State Nature Reserve (Republic of Mordovia, Russia). Earlier, C. troglodytes was collected in Yaroslavl City (Yaroslavl region, Russia). In this paper we are reporting for
W. Tomaszewska   +4 more
semanticscholar   +1 more source

Pricing Dynamics in the US Hemp Market: A Vertical Price Transmission Analysis of the Hemp Value Chain

open access: yesAgribusiness, EarlyView.
ABSTRACT The US hemp market is a new and nascent industry that has been devoid of research for about half a century. This study examined the effects of exogenous shock on price at each phase of the value chain—Farm (hemp biomass), and its impact on prices at other phases of the value chain—Intermediary Processor (crude cannabidiol hemp) and Final ...
Solomon Odiase   +2 more
wiley   +1 more source

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