Results 51 to 60 of about 2,384 (166)

Assessing Basis Risk in Margin Insurance for Beef Cattle Farming in Brazil

Agricultural Economics, Volume 57, Issue 4, July 2026.
ABSTRACT Price volatility in agricultural markets directly affects the financial viability of rural producers, particularly in sectors characterized by narrow profit margins and long production cycles, such as beef cattle production. Futures contracts and agricultural insurance are commonly used to mitigate this risk; however, both instruments are ...
Beatriz Salandin Dal Pozzo, Vitor Augusto Ozaki   +1 more
wiley   +1 more source

When the Tail Wags the Dog: A Time‐Varying FCVAR Analysis of Bitcoin Market

Journal of Futures Markets, Volume 46, Issue 3, Page 529-544, March 2026.
ABSTRACT This paper examines how the relationship between Bitcoin spot and futures markets has evolved using a time‐varying Fractionally Cointegrated Vector Autoregressive (FCVAR) model. We are the first to apply this methodology dynamically to cryptocurrency markets, allowing us to simultaneously analyze long‐run equilibrium, pricing patterns, market ...
Filippo di Pietro, Antonio A. Golpe, Jose Carlos Vides   +2 more
wiley   +1 more source

Adaptive markets hypothesis and economic-institutional environment: a cross-country analysis [PDF]

REGE Revista de Gestão
Purpose – This study’s goal was to identify how several markets have developed over time and what determinants have influenced this process, based on adaptive markets hypothesis (AMH).
Marco Aurélio dos Santos, Luiz Paulo Lopes Fávero, Talles Vianna Brugni, Ricardo Goulart Serra   +3 more
doaj   +1 more source

Informational Efficiency in Cryptocurrency Markets: A Bibliometric and Thematic Literature Review (2015–2024)

Journal of Economic Surveys, Volume 40, Issue 1, Page 443-468, February 2026.
ABSTRACT Cryptocurrency markets are known for their wide price fluctuations, lack of central control, and fast‐paced development. These characteristics present serious challenges to traditional theories about how markets work and how prices reflect available information.
Giulia Fantini, Joy Jia, Chiara Oldani
wiley   +1 more source

Exploring Adjunctive Novel Therapeutic Approach of KarXT (Xanomeline‐Trospium Chloride) for Managing Psychotic Symptoms in Patients With Schizophrenia and Alzheimer's Disease

Brain and Behavior, Volume 16, Issue 1, January 2026.
An overview of the mechanism of action, clinical trials, and classical findings of KarXT for the management of psychotic symptoms in patients with schizophrenia and alzheimer's disease. ABSTRACT Background Acute psychotic symptoms like delusions and hallucinations are of major concern while treating patients with schizophrenia and alzheimer's psychosis,
Ashir Kanwal, Bismah Azeem, Hania Nasir, Fatima Mumtaz, Nauman Ashraf, Mohammed Hammad Jaber Amin, Warisha Kanwal, Bilal Wazir Khan   +7 more
wiley   +1 more source

A Valued Capability? The Role of Quality in Hospital Acquisition Target Selection

Strategic Change, Volume 34, Issue 6, Page 831-843, November 2025.
ABSTRACT A significant body of existing research focuses on acquisitions and how organizations use them in order to change and grow quickly. While some research has examined the criteria organizations use to select targets for acquisitions, both the context of healthcare and the role of the quality of organizational services have not been well examined.
Danielle D. Dunne, Susan M. Young, Kimberly S. Jaussi   +2 more
wiley   +1 more source

The adaptive markets hypothesis through the lens of machine learning

Heliyon
The adaptive markets hypothesis (AMH) postulates that markets are not stationary environments permanently in equilibrium as the efficient market hypothesis (EMH) posits, but evolve over time. However, testing this requires tools that capture the inherent
Julio Villavicencio, Oscar Miranda, Edwin Villanueva   +2 more
doaj   +1 more source

Investor overconfidence under the adaptive markets hypothesis in selected African stock markets = Ukuhlaziywa kokuzethemba ngokweqile komsunguli ngaphansi kwe-adaptive market hypothesis ezimakethe zamasheya ezikhethiwe zase-Afrikha.

, 2023
Doctoral Degree. University of KwaZulu-Natal, Durban.Meticulous empirical research remains to determine whether the Adaptive Markets Hypothesis (AMH) or the more widely known Efficient Market Hypothesis (EMH) better explains investor overconfidence and ...
Nyasha, Jameson.
core   +1 more source

Proteolytic stabilization of a spider venom peptide results in an orally active bioinsecticide

Pest Management Science, Volume 81, Issue 10, Page 6404-6415, October 2025.
Selective editing out of an insect gut protease cleavage site renders a spider‐derived insecticidal peptide active by ingestion by insect pests. Abstract BACKGROUND The toxin peptide U1‐AGTX‐Ta1b from the Hobo spider, Eratigena agrestis (Walckenaer, 1802), was studied to determine its potential to serve as a bioinsecticide.
Breck R. Davis, Alexandra M. Haase, Joseph S. Tourtois, Daniel L. Hulbert, Rachel E. Cornell, Brian T. DeVree, Cadence J. Flohrschutz, Lucille M. Bell, Daniel C. Peck, Trang T. Nguyen, Lin Bao, Robert M. Kennedy, Kyle D. Schneider   +12 more
wiley   +1 more source

African Stock Markets and Return Predictability

, 2016
This article re-examines the return predictability of eight African stock markets. When returns of stocks are predictable, arbitrageurs make abnormal gains from analyzing prices. The study uses a non-parametric Generalised Spectral (GS) test in a rolling
NE, Gyamfi, R, Gill, KA, Kyei
core   +1 more source