Results 61 to 70 of about 8,661,659 (256)

Temporal trends in ophthalmic surgical demand in a universal healthcare system: an Ontario population-based study of over two decades

open access: yesBMJ Open Ophthalmology, 2022
Tina Felfeli   +6 more
doaj   +1 more source

Environmental, social, and governance (ESG) scores and portfolio performance: evidence from South Africa

open access: yesJournal of Applied Economics
The study examines the impact of Environmental, Social and Governance (ESG) ratings on portfolio performance. In addition to using the individual ESG components, we also overcome the shortcomings of an alpha-based performance evaluation by applying a ...
Jared A. Short, Godfrey Ndlovu
doaj   +1 more source

Performance evaluation, portfolio selection, and HARA utility [PDF]

open access: yes
Our main goal is the generalization of the approach of Jobson and Korkie(1984) for funds performance evaluation. Therefore, we consider the portfolio selection problem of an investor who faces short sales restrictions when choosing among F different ...
Gürtler, Marc, Breuer, Wolfgang
core  

Experimentally Determined Spatiotemporal Charge Carrier Dynamics for the Development of Particulate Photocatalysts

open access: yesAdvanced Energy Materials, EarlyView.
This review looks at the different experimental techniques that measure spatiotemporal charge carrier dynamics. This information is viewed in the context of particulate photocatalysts, outlining the insights these techniques provide and how they advance our understanding.
Sutripto Khasnabis, Robert Godin
wiley   +1 more source

DOES SHARIAH SCREENING IMPOSE A PERFORMANCE TRADE-OFF? EVIDENCE FROM LARGE-CAP PORTFOLIO STRATEGIES IN MALAYSIA

open access: yesThe International Journal of Banking and Finance
This study examined whether restricting the investable universe to Shariah-compliant equities was associated with a performance trade-off in the Malaysian equity market.
Khairul Zharif Zaharudin   +3 more
doaj   +1 more source

Investment Strategies, Fund Performance and Portfolio Characteristics [PDF]

open access: yes
This paper studies the relation between fund performance and the fund manager's investment strategy, which is based on the characteristics of the portfolio.
Engström, Stefan
core  

Low Participation and Risk Reduction Potential of Supplemental Crop Insurance in the United States

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Federally subsidized crop insurance is a cornerstone of U.S. farm risk management, yet policies with the greatest share of participation only trigger indemnities after losses exceed 15%. Supplemental insurance was introduced to cover part of this deductible, but participation remains largely unchanged.
Francis Tsiboe   +2 more
wiley   +1 more source

PbP2: Automatic Configuration of a Portfolio-based Multi-Planner [PDF]

open access: yes
We present PbP2, an automated system that generates efficient domain-specific multi planners from a portfolio of domain-independent planning techniques by (i) computing some sets of macro-actions for every planner in the portfolio, (ii) optimizing the ...
Vallati, Mauro   +2 more
core   +3 more sources

Cross-Sectional Reliability of Portfolio Selection Metrics in a Multi-Asset Universe

open access: yesRisks
This paper investigates the cross-sectional reliability and persistence of commonly used portfolio performance indicators when employed as portfolio selection metrics over a broad multi-asset investment universe.
Attila Bányai   +3 more
doaj   +1 more source

Complementary or Competitive? Emerging Interactions Between Restoration and Protection in the Conservation Reserve Program

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The USDA's Conservation Reserve Program (CRP) delivers environmental benefits to society by enrolling cropland and grasslands to reestablish or safeguard long‐term vegetative cover. In recent years, the CRP has dramatically increased grassland enrollment while cropland enrollment has been in steady decline. This paper uses descriptive analysis,
Wesley Zebrowski   +2 more
wiley   +1 more source

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