Results 151 to 160 of about 559,898 (313)

Galegos no sul do Brasil: alternativas na América

open access: yesAnos 90, 2010
Este artigo aborda algumas alternativas profissionais que se apresentaram aos imigrantes galegos no sul do Brasil, particularmente na capital do estado do Rio Grande do Sul, Porto Alegre, em meados do século passado. Muitos jovens emigraram da Galícia para a América nos anos 1950, seguindo correntes migratórias precedentes e alimentando novas migrações.
openaire   +4 more sources

Sustainable Productivity Growth in Agriculture: The Role of Shifts in R&D Investments and Technology

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The objective of the paper is to evaluate the long‐term prospects of sustainable productivity growth linked to plausible assumptions on public agricultural R&D investments as the key productivity driver. Second, it investigates the role of changing R&D focus from yield maximization to input saving technologies (fertilizers and pesticides). The
Zuzana Smeets Křístková   +4 more
wiley   +1 more source

Detection of anti-Trypanosoma spp. antibodies in cattle from southern Brazil. [PDF]

open access: yesRev Bras Parasitol Vet, 2023
Samoel GVA   +9 more
europepmc   +1 more source

Temperature Sensitivity and Adaptation of Cereal Yields: Empirical Evidence From Italy

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This paper investigates the evolving temperature sensitivity and climate adaptation of cereal yields in Italy from 1952 to 2023, using province‐level data for maize, common wheat, and durum wheat. Employing panel data econometric methods, we estimate yield responses to heat exposure, changes in sensitivity over time, and adaptation to climate ...
Paolo Nota   +2 more
wiley   +1 more source

Crop Insurance Design and On‐Farm Risk Adaptation

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The United States spends billions annually on crop insurance premium subsidies, yet the prevailing distance‐based guarantee design unintentionally rewards risk‐taking by linking subsidies to yield variability. We consider a simple redesign: define guarantees in terms of probability so that coverage reflects a consistent likelihood of indemnity.
Gerald Van Tassell, Alan P. Ker
wiley   +1 more source

Development and evaluation of equipment for disinfection by ultraviolet radiation in healthcare environments

open access: yesRevista de Epidemiologia e Controle de Infecção
Background and Objectives: In hospitals, where there is a high circulation of microorganisms, complementary technologies are essential to improve disinfection.
Aline Teichmann   +10 more
doaj   +1 more source

On the Economics of US Agricultural Policy

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This paper presents an economic analysis of US agricultural policy, building on a modified version of Gardner's efficient redistribution. We argue that agricultural policy is motivated as an attempt to implement an efficient redistribution scheme that redistributes income toward farmers who, as a group, have been adversely affected by ...
Jean‐Paul Chavas
wiley   +1 more source

Algumas Ascídias do litoral sul do Brasil

open access: yesBoletim da Faculdade de Filosofia, Ciências e Letras, Universidade de São Paulo. Zoologia, 1962
Este artigo não contém resumo.
openaire   +1 more source

Keeping Pace or Falling Behind? The Depth of Latin American Trade Agreements

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This article examines whether Latin American countries are keeping pace with global trends in trade agreement depth or falling behind. Using 681 agreements (1970–2019), we develop the Depth Index of Trade Agreements (DITA) to weight provisions endogenously through factor analysis based on co‐occurrence patterns.
Raphael Gomes da Silva   +2 more
wiley   +1 more source

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