Results 91 to 100 of about 131,433 (278)

Fecal Steroids as Tracers of Human Population and Waste Management Practices at the Ancient Maya City of Ucanal, Guatemala

open access: yesArchaeometry, EarlyView.
ABSTRACT Geochemical data compiled from dried sediments from three water reservoirs at the ancient Maya city of Ucanal, Petén, Guatemala, reveal low to undetectable fecal biomarker concentrations. These low concentrations may be the result of the aerobic decay of sterols combined with well‐managed waste disposal practices.
Jean D. Tremblay   +3 more
wiley   +1 more source

Low‐Carbon Transition and Active Management: Evidence From Emerging Market Funds

open access: yesBusiness Ethics, the Environment &Responsibility, EarlyView.
ABSTRACT Previous literature finds mixed evidence on the performance of emerging mutual funds and how investors are becoming more aware of investing in companies involved in low‐carbon emission activities. Given the opportunities that emerging markets and sustainable investing offer to active management, this study aims to fill a gap in the literature ...
Juan Carlos Matallín‐Sáez   +2 more
wiley   +1 more source

Molecular basis for a pore block of Tentonin 3 expressed in HEK293 cells by a conopeptide, NMB‐1

open access: yesBritish Journal of Pharmacology, EarlyView.
Background and Purpose Tentonin 3 (TTN3/TMEM150C) is a mechanosensitive ion channel that plays critical roles in mechanotransduction processes. TTN3 forms a tetramer with a predicted rectangular shape and a central pore. A conotoxin ρ‐TIA and its synthetic analog, noxious mechanosensation blocker 1 (NMB‐1), were initially developed to inhibit slowly ...
Sujin Lim   +10 more
wiley   +1 more source

Maternal anorexia nervosa and risk of mental and neurodevelopmental morbidity in offspring

open access: yesChild and Adolescent Mental Health, EarlyView.
Background Anorexia nervosa has the potential to affect fetal neurodevelopment. We examined the association between maternal anorexia nervosa and mental, substance‐related, and neurodevelopmental morbidity in offspring. Methods We conducted a retrospective cohort study of 1,269,370 children in Quebec, Canada, between 2006 and 2022.
Sam Amar   +8 more
wiley   +1 more source

Effects of landscape context on avian specialist response to increased surface temperature in protected areas

open access: yesConservation Biology, EarlyView.
Abstract Human development is a driver of global change and a major threat to biodiversity. Protected areas maintain and support biodiversity, but outside stressors, such as climate change and land use change, can negatively influence natural resources within protected areas.
Leah J. Rudge   +2 more
wiley   +1 more source

What if the expected is not the most likely outcome? Four examples giving pause for thought and reconsideration

open access: yesEconomica, EarlyView.
Abstract The foundational nature of expectations‐based theories and the prominence of symmetric unimodal stochastic assumptions in economic research render the expected outcome the go to locational focus throughout its many realms. When symmetric unimodality prevails, expected and most likely outcomes are identical; however, when it does not, they are ...
Gordon Anderson
wiley   +1 more source

Spanish stock returns, growth, and inflation, 1900–2020

open access: yesThe Economic History Review, EarlyView.
Abstract This paper studies equity returns in the Madrid Stock Exchange and their connections with the macroeconomy from the emergence of a stock market around 1900 to its ‘big bang’ at the turn of the twenty‐first century. Using high‐quality data from primary sources and the methodology of the modern IBEX35 (published since 1987), we constructed an ...
Stefano Battilossi   +2 more
wiley   +1 more source

The impact of downside risk on risk-adjusted performance of mutual funds in the Euronext markets [PDF]

open access: yes
Many performance measures, such as the classic Sharpe ratio have difficulty in evaluating the performance of mutual funds with skewed return distributions.
Auke Plantinga   +2 more
core  

Closed‐Form Optimal Investment Under Generalized GARCH Models

open access: yesEuropean Financial Management, EarlyView.
ABSTRACT This paper introduces a new class of stochastic volatility models for asset prices, the generalized Heston Nandi GARCH (GHN‐GARCH), with the primary objective of optimal dynamic asset allocation under expected utility theory for constant relative risk aversion investors. We study some of its theoretical properties, and demonstrate that the GHN‐
Marcos Escobar‐Anel   +2 more
wiley   +1 more source

PERSISTENCE IN PERFORMANCE FOR MUTUAL FUNDS IN PERIODS OF CRISIS [PDF]

open access: yesBuletin ştiinţific: Universitatea din Piteşti. Seria Ştiinţe Economice, 2012
The study investigates the persistence in performance for a sample of South European funds, domiciled in Portugal, Italy, Greece and Spain. Employing the Sharpe ratio, risk adjusted performance is measured in an attempt to judge the influence of the 2008
Theodoros KARGIDIS, Chris GROSE
doaj  

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