Results 61 to 70 of about 45,070 (262)

Not All Agreements Are Equal: Heterogeneous Effects of RTAs on Latin American Agri‐Food Exports, 1990–2019

open access: yesAgribusiness, EarlyView.
ABSTRACT Since the final decade of the 20th century, Latin American countries have increasingly regarded the signing of regional trade agreements (RTAs) as a promising strategy for expanding their exports. Within this context, the main objective of this study is to assess the impact of RTAs on agri‐food exports in Latin America over the period 1990 ...
María‐Isabel Ayuda   +2 more
wiley   +1 more source

A Unifying Approach to Self‐Organizing Systems Interacting via Conservation Laws

open access: yesAdvanced Intelligent Discovery, EarlyView.
The article develops a unified way to model and analyze self‐organizing systems whose interactions are constrained by conservation laws. It represents physical/biological/engineered networks as graphs and builds projection operators (from incidence/cycle structure) that enforce those constraints and decompose network variables into constrained versus ...
F. Barrows   +7 more
wiley   +1 more source

Diabetic Retinopathy Classification With Convolutional Neural Networks Designed by the Fuzzy Grey Wolf Optimizer With Parameter Adaptation

open access: yesAI &Innovation, EarlyView.
ABSTRACT The detection and classification of diseases have become a field of interest for artificial intelligence in recent years, where the development of methods and models that allow support for specialists in different health fields has allowed early detection of diseases and the provision of timely treatment to patients.
Rodrigo Cordero‐Martínez   +2 more
wiley   +1 more source

The contribution of geomorphological research to environmental issues in Mexico

open access: yesInvestigaciones Geográficas, 2013
The paper analyzes the development of Mexican geomorphology and specially its contribution to environmental issues. To this end, a thorough literature review was carried out; papers were differentiated according to the type of journal (Mexican and ...
Gerardo Bocco, José Luis Palacio Prieto
doaj   +1 more source

Causal analysis of trade loss from pathogens: A global study of foot and mouth disease impacts on meat exports

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Our general interest is in global trade loss from livestock pathogens, specifically exports. We adopt a causal inference approach that considers animal disease outbreaks over time as non‐staggered binary treatments with the potential for switching in (infection) and out of treatment (recovery) within the sample period. The outcome evolution of
Mohammad Maksudur Rahman   +1 more
wiley   +1 more source

Sergio Pitol, czyli o związkach między literaturą Europy Środkowej i Ameryki Łacińskiej

open access: yesTeksty Drugie, 2020
This article, consisting of four parts and an appendix, is a discussion of the Mexican writer Sergio Pitol (1933-2018), his work and his links to Poland. Hudzik begins by presenting Pitol’s life and his most important publications, followed by an account
Agnieszka Hudzik
doaj  

Mexican Real Wages Before the Revolution: A Reappraisal

open access: yesIberoamericana: Nordic Journal of Latin American and Caribbean Studies, 2018
Seminal literature has documented broadly the living conditions of Mexican workers before the Revolution of 1910. Various authors argue that a continuous deterioration of real wages in the preceding years of the Mexican revolution contributed to the ...
Javier L. Arnaut
doaj   +1 more source

How cold is too cold? A theoretical analysis of the optimal trigger for index insurance for frost damage to crops

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Crop insurance is undoubtedly an extremely valuable element in protecting agricultural businesses, but in many cases standard indemnity‐based products have had very low uptake due to high transaction costs elevating premiums to unaffordable levels.
Amogh Prakasha Kumar   +2 more
wiley   +1 more source

Redistributive land reforms, agricultural productivity, and structural change: New cross‐national evidence

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Large‐scale land reforms constitute a substantial redistribution of wealth and reallocation of agricultural land, which is a major form of asset and production input in developing countries. While land redistribution (from the rich to the poor) remains a highly controversial issue, extensive evidence on its effect is limited.
Devashish Mitra   +3 more
wiley   +1 more source

Automobile Culture in the Mexican Press, 1896-1936

open access: yesHistoria Crítica
Objective/context: This article studies how depictions of automobile culture changed over time in the Mexican press. Publications sponsored automobile-oriented events, which garnered widespread popularity.
Michael K. Bess
doaj   +1 more source

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