Results 91 to 100 of about 6,659,544 (255)

Vertical Price Transmission in Food Markets: New Evidence From Meta‐Analysis

open access: yesAgribusiness, EarlyView.
ABSTRACT A growing body of empirical research has examined price dynamics along the food supply chain, yet findings remain heterogeneous and often conflicting. This study conducts a meta‐analysis of 140 studies, totaling 652 observations, to examine (1) the reported presence of asymmetric price transmission and (2) the reported direction of price ...
Sushan K C   +2 more
wiley   +1 more source

Latina Microenterprise and the U.S.-Mexico Border Economy [PDF]

open access: yes
The number of U.S. Latina-owned small businesses and microenterprises increased at a rapid clip during the 1990s. An astonishing growth rate of 232 percent between 1988 and 1997 in Latino-owned businesses was reported by the U.S.
Robles, Barbara J.
core  

Balancing Exploration and Exploitation Through a Sequential Hybrid of Roach Infestation and Mayfly Algorithms for Constrained Engineering Design Optimization

open access: yesAI &Innovation, EarlyView.
ABSTRACT Maintaining an effective balance between exploration and exploitation is essential during optimization processes, from mathematical functions to more complex problems such as constrained engineering design optimization, particularly when addressing highly nonlinear issues with numerous local optima and strict feasibility requirements.
Enrique Lizárraga   +3 more
wiley   +1 more source

Fronteras porosas: El caso de México y Estados Unidos

open access: yesRevista Enfoques, 2008
In this work, the author evaluates through a theoretical and historical perspective the several strategies adopted by the US government in order to deal with the challenges posed by the US-Mexican border.
Jorge Rebolledo Flores
doaj  

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

Illegal immigration and enforcement along the U.S.-Mexico border; an overview [PDF]

open access: yes
Illegal Mexico-U.S. migration has increased dramatically in recent decades. In this article, Pia Orrenius evaluates the causes of this migration and gives an overview of the enforcement and policy responses to date. Orrenius assesses the effectiveness of
Pia M. Orrenius
core  

Mejorando la calidad del agua en Sonora-Arizona [PDF]

open access: yes, 2008
: Information on the efforts of the Arizona-Sonora Water Task Force as part of the Border 2012: U.S.-Mexico Environmental Program to improve environmental quality in the area along the Arizona Sonora border.Text in English and ...

core  

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

03-06 "Free Trade, Corn, and the Environment: Environmental Impacts of US – Mexico Corn Trade Under NAFTA" [PDF]

open access: yes
The North American Free Trade Agreement (NAFTA) had a profound impact on corn trade between the United States and Mexico. Negotiated tariff reductions and the Mexican government’s decision not to charge some tariffs to which it was entitled resulted in a
Frank Ackerman   +4 more
core  

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

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