Results 31 to 40 of about 411 (79)

Social media, high‐frequency trading, and market making after‐hours – Evidence from presidential tweets

open access: yesJournal of Financial Research, EarlyView.
Abstract I analyze differences between the core and extended trading sessions in the high‐frequency reaction of equity markets to potential news. Using presidential tweets as unanticipated, potentially market‐stirring events, I find that volatility increases and liquidity deteriorates within fractions of a second after a tweet.
Stefan Scharnowski
wiley   +1 more source

Contractual Acquisition and Transfer of Immovable Property Ownership System under Ethiopian Law [PDF]

open access: yes, 2021
This study aims to examine the immovable property ownership transfer system in general and that of Ethiopia, as a civil law country, in particular. It attempts to bring forth the globally recognized French casual consensual model, German Abstract tradio ...
Firisa, Kumela
core   +1 more source

Hydrogen to Power: Exploring Current Developments and Future Challenges

open access: yesNatural Sciences, Volume 6, Issue 3, July 2026.
As the interest in low‐carbon energy systems grows, hydrogen continues to attract attention as a flexible energy carrier for power applications. Developments in hydrogen production, storage, transport, and utilization are explored. In addition, the deployment challenges of hydrogen energy vector related to economics, infrastructure, safety, and ...
Md. Shafiullah   +6 more
wiley   +1 more source

Solar Energy in 2025: Global Deployment, Cost Trends, and the Role of Energy Storage in Enabling a Resilient Smart Energy Infrastructure

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 3, May 2026.
This paper explores global solar PV deployment, cost trends, and grid integration challenges in 2025. It examines the role of energy storage in firming solar output and supporting electric vehicle (EV) growth, alongside policy shifts, investment flows, and technological innovations.
Ehsan Rezaee, S. Ravi P. Silva
wiley   +1 more source

Why Autonomous Vehicles Are Not Ready Yet: A Multi‐Disciplinary Review of Problems, Attempted Solutions, and Future Directions

open access: yesJournal of Field Robotics, Volume 43, Issue 3, Page 2254-2341, May 2026.
ABSTRACT Personal autonomous vehicles can sense their surrounding environment, plan their route, and drive with little or no involvement of human drivers. Despite the latest technological advancements and the hopeful announcements made by leading entrepreneurs, to date no personal vehicle is approved for road circulation in a “fully” or “semi ...
Xingshuai Dong   +13 more
wiley   +1 more source

Trading Strategies on Local Electricity Markets Using Agent‐Based Modelling and Reinforcement Learning: Vectors to Expand Energy Communities

open access: yesSystems Research and Behavioral Science, Volume 43, Issue 3, Page 1188-1211, May/June 2026.
ABSTRACT Energy communities (ECs) members have a high degree of heterogeneity. Agent‐based modelling (ABM) allows for the modelling of each entity as an agent with distinct characteristics and decision rules. This is particularly useful when the heterogeneity of agents affects outcomes.
Adela Bâra, Simona‐Vasilica Oprea
wiley   +1 more source

Expert Consultation on Market Information Systems and Agricultural Commodity: Exchanges: Strengthening Market Signals and Institutions. Proceedings of an expert meeting held in Amsterdam, The Netherlands, 28–30 November 2005 [PDF]

open access: yes, 2014
The Expert Consultation on Market Information Systems and Agricultural Commodity Exchanges: Strengthening Market Signals and Institutions was convened to review CTA’s investments in MIS and ACEs within a broad perspective to determine which are the more ...
Fautrel, Vincent   +2 more
core  

Cost‐effectiveness of a transition from volatile anaesthesia to total intravenous anaesthesia to reduce carbon footprint: an economic modelling study

open access: yesAnaesthesia, Volume 81, Issue 5, Page 675-684, May 2026.
Summary Introduction The UK NHS is committed to reaching net zero carbon emissions by 2040. Volatile anaesthetic agents are potent greenhouse gases and alternative intravenous methods exist. We aimed to predict the cost‐effectiveness of a transition from volatile anaesthesia to total intravenous anaesthesia to reduce carbon emissions. Methods A general
Daniel Leslie, Christopher J. Mullington
wiley   +1 more source

Increasing access to credit through reforming secured transactions in the MENA Region [PDF]

open access: yes
This paper provides a comparative summary of secured transactions systems related to the use of movable property as collateral in the MENA region vis a vis international practices in countries with modern secured transactions systems.
Alvarez de la Campa, Alejandro
core  

An Angler‐Friendly AI Pipeline for Self‐Reporting and Automatic Catch Analysis in Recreational Fisheries

open access: yesFish and Fisheries, Volume 27, Issue 3, Page 627-642, May 2026.
ABSTRACT Monitoring recreational fisheries is difficult: anglers are widely dispersed, gear and practices vary, and many species are involved, which leads to fragmented and scarce data. To address these issues, we developed an Artificial Intelligence (AI) pipeline that turns angler‐reported photos into standardised records of catch composition and ...
Marco Signaroli   +9 more
wiley   +1 more source

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