Results 31 to 40 of about 44,755 (301)

The weak-form efficiency of cryptocurrencies

open access: yesResearch Papers in Economics and Finance, 2023
This study aimed to examine the weak-form efficiency of some of the most capitalised cryptocurrencies. The sample consisted of 24 cryptocurrencies selected out of 30 cryptocurrencies with the highest market capitalisation as of October 19, 2022 ...
Jacek Karasiński
doaj   +1 more source

A technical approach to equity investing in South Africa: A tale of two indexes

open access: yesCogent Economics & Finance, 2021
This research uses Simple Moving Averages and four other well-known indicators to investigate the usefulness of the Technical Analysis approach to the Johannesburg stock exchange (JSE) in South Africa.
Massoud Metghalchi   +2 more
doaj   +1 more source

Safety of Prescription Nonsteroidal Anti‐inflammatory Drugs in Adults With Inflammatory Bowel Disease: Data From a Large Administrative Claims Cohort

open access: yesArthritis Care &Research, EarlyView.
Objective The concern that nonsteroidal anti‐inflammatory drugs (NSAIDs) may precipitate flares of inflammatory bowel disease (IBD) has limited their use in managing musculoskeletal symptoms in those with IBD, but safety data are mixed. Methods This retrospective cohort study included patients with IBD aged at least 18 years from Optum's deidentified ...
Adam S. Mayer   +4 more
wiley   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

A Critical Survey on Efficient Market Hypothesis (EMH), Adaptive Market Hypothesis (AMH) and Fractal Markets Hypothesis (FMH) Considering Their Implication on Stock Markets Behavior [PDF]

open access: yesOvidius University Annals: Economic Sciences Series, 2021
The fundamental objective of our research study is to provide a critical analysis on Efficient Market Hypothesis (EMH), Adaptive Market Hypothesis (AMH) and Fractal Markets Hypothesis (FMH) considering their impact on stock markets behavior.
Cristi Spulbar   +2 more
doaj  

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

Importance of Fundamental Analysis in the Market Valuation of the Medical Sector. Evidence from a Developed Stock Market [PDF]

open access: yesOvidius University Annals: Economic Sciences Series, 2022
This study was conducted with the aim of showing the importance of fundamental analysis in valuing the companies in the medical sector, listed on Frankfurt Stock Exchange. The analysis period is 2008-2019 and the sample consists of 24 companies.
Gabriel Druță , Laura Raisa Miloș
doaj  

Efficient Market Hypothesis and Comovement Among Emerging Markets [PDF]

open access: yesDoğuş Üniversitesi Dergisi, 2010
Bu calismanin amaci hisse senedi piyasalari esbutunlesimini etkin pazar pespektifinden arastirmaktir. Bu baglamda 11 gelismekte olan piyasanin Ocak 1998-Aralik 2008 ve Ocak 2002-Aralik 2008 donemli haftalik verileri test edilmistir. Gelismekte olan ulke piyasalarinin birlikte hareketi Johansen esbutunlesim testi ile incelenmis ve %5 anlamlilik ...
Taş, Oktay, Tokmakçıoğlu, Kaya
openaire   +2 more sources

Application of Ibuprofen Sodium Dihydrate for Thermochemical Energy Storage

open access: yesAdvanced Functional Materials, EarlyView.
Ibuprofen sodium dihydrate is introduced as a durable organic salt hydrate for low‐temperature thermochemical energy storage, operating within 60°C–110°C with high energy density. At the material level, it delivers ∼99.9% cycling efficiency over 150 cycles without deliquescence, enabled by a dual energy‐storage mechanism coupling dehydration and phase ...
Kavin Chakravarthy Thangaraj   +10 more
wiley   +1 more source

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