Results 91 to 100 of about 259,016 (251)
O artigo procura analisar os instrumentos que a questão urbana utiliza no ordenamento do espaço urbano e no atendimento dos serviços urbanos da cidade do Recife.
Maria Lucila Bezerra
doaj
Sustainable Productivity Growth in Agriculture: The Role of Shifts in R&D Investments and Technology
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
Temperature Sensitivity and Adaptation of Cereal Yields: Empirical Evidence From Italy
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
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
On the Economics of US Agricultural Policy
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
Keeping Pace or Falling Behind? The Depth of Latin American Trade Agreements
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
U.S. Agriculture, Biofuel Markets, and Trade: Challenges and Opportunities
ABSTRACT Using an enhanced Computable General Equilibrium (CGE) model (GTAP‐BIO), this study assesses how the expansion in demand for Electric Vehicles (EVs) and the reduction in exports of agricultural products induced by trade disputes negatively affect US agriculture.
Rayan Wolf, Farzad Taheripour
wiley +1 more source
"BRASIL, MEU BRASIL BRASILEIRO"
O artigo discute questões da cultura brasileira. Toma como ponto de partida a análise de uma notícia na "Revista Isto é" dando conta de um evento programado para festejar a chegada do terceiro milênio.Examinando as noções de Brasil e Brasileiro. Este trabalho demonstra como estas categorias estão atravessadas por uma concepção racial.
openaire +1 more source
Integrating Perennial Groundcover in Corn and Soybean Acres: Impacts on U.S. Agriculture
ABSTRACT Sustainable agricultural practices such as cover cropping can improve soil health, water quality, and carbon sequestration, yet U.S. adoption remains limited due to economic and operational barriers. We evaluate market and economic impacts of integrating perennial groundcover into U.S.
Sagar Dahal, Amani Elobeid, John Crespi
wiley +1 more source
Growth of Omnichannel Grocery Retailing and Food Prices
ABSTRACT This paper examines the effects of the growth of omnichannel grocery retailing on food prices. We first develop a conceptual model of consumer choice and retailer pricing that allows us to evaluate changes in equilibrium prices, quantities, and profits with online channel growth and alternative pricing strategies.
Xiangwen Kong +2 more
wiley +1 more source

