Results 181 to 190 of about 135,046 (285)

Towards Water, Food and Energy Security: The Global Challenges and Possible Solutions for a Holistic Vision of Sustainability

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This invited paper gives an overview of the challenges the world is facing and offers a possible solution for water and food security within the holistic integrated concept of the water–energy–food (WEF) nexus. The paper summarizes the experience the author gained through working on various research projects at national and international ...
Ragab Ragab
wiley   +1 more source

Commodity risk assessment of oak and walnut logs from the US. [PDF]

open access: yesEFSA J
EFSA Panel on Plant Health (PLH)   +30 more
europepmc   +1 more source

Eliciting time and risk preferences of farmers

open access: yesJournal of the Agricultural and Applied Economics Association, EarlyView.
Abstract We jointly elicit the time and risk preferences of farmers using a survey. Assuming risk neutrality (linear utility), we estimate a mean annual discount rate of 15.3%, which falls to 4.2% when accounting for risk preferences. Most farmer characteristics have an insignificant relationship with time and risk preferences, except that the percent ...
Gabriela Perez‐Quesada   +3 more
wiley   +1 more source

From Reactive to Proactive Volatility Modeling With Hemisphere Neural Networks

open access: yesJournal of Applied Econometrics, EarlyView.
ABSTRACT We revisit maximum likelihood estimation (MLE) for macroeconomic density forecasting through a novel neural network architecture with dedicated mean and variance hemispheres. Our architecture features several key ingredients making MLE work in this context.
Philippe Goulet Coulombe   +2 more
wiley   +1 more source

Evaluation of Acephate Metabolites Generated by Zebrafish (Danio rerio) Using LC–HRMS and Metabolomics Approach

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Acephate is an organophosphate insecticide widely used. This pesticide can be metabolized into methamidophos, a molecule highly toxic. Both have demonstrated the ability to promote serious toxic effects on nontarget organisms and have been identified in surface waters around the world. Therefore, it is important to understand their behavior in
Mariana Laiz Silva de Lima   +3 more
wiley   +1 more source

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