Results 101 to 110 of about 499,527 (336)

Abnormal Returns and Contrarian Strategies

open access: yesRevista Brasileira de Finanças, 2003
We test the hypothesis that strategies which are long on portfolios of looser stocks and short on portfolios of winner stocks generate abnormal returns in Brazil. This type of evidence for the US stock market was interpreted by The Bondt and Thaler (1985) as reflecting systematic evaluation mistakes caused by investors overreaction to news related to ...
Ivana Dall'Agnol, Marco Bonomo
openaire   +1 more source

Mesenchymal Stem Cell‐Inspired Microneedle Platform for NIR‐responsive Immunomodulation and Accelerated Chronic Wound Healing

open access: yesAdvanced Materials, EarlyView.
The research demonstrates a Mesenchymal Stem Cell‐inspired microneedle platform (MSCi@MN) that addresses chronic diabetic wounds by combining MSC‐derived extracellular nanovesicles (NV)–DNA conjugates in microneedle tips with photothermal MXene in the patch layer.
Chan Ho Moon   +21 more
wiley   +1 more source

Does market react to tax reduction news? An empirical study on corporate tax reduction of Bangladesh in 2017-18

open access: yesBusiness, Management and Education, 2019
Purpose – This study tries to investigate the capital market reaction to the corporate tax reduction announcement (37.5% from 40%) in Bangladesh for publicly listed Banking, Insurance and Financial Institutions of 2017-18.
ATM Adnan
doaj   +1 more source

Pseudo Market Timing: Fact or Fiction? [PDF]

open access: yes
The average firm going public or issuing new equity has underperformed the market in the long run. Endogeneity of the number of new issues has been proposed as a potential explanation of this long-run underperformance.
Dahlquist, Magnus, de Jong, Frank
core  

Pengaruh Pengungkapan Corporate Social Responsibility (CSR) Terhadap Abnormal Return [PDF]

open access: yes, 2014
This research aims to examine the effect of Corporate Social Responsibility (CSR) disclosure toward abnormal return. The variables of this study consist of CSR disclosure as an independent variable, Return on Equity (ROE) and Price to Book Value (PBV) as
Dewi, N. H. (Nurul)   +1 more
core  

Electrically Tunable Friction: From Sticky to Slippery with Ionic Hydrogels

open access: yesAdvanced Materials, EarlyView.
This work demonstrates electrically tunable friction “from sticky to slippery” using ionic hydrogels, achieving reversible more‐than‐fifty‐fold modulation without liquid lubricants. An electric field extracts a salt‐rich interfacial layer that dramatically reduces friction.
Chenxu Liu   +9 more
wiley   +1 more source

AI‐Enhanced Gait Analysis Insole with Self‐Powered Triboelectric Sensors for Flatfoot Condition Detection

open access: yesAdvanced Materials Technologies, Volume 10, Issue 6, March 18, 2025.
The given research presents an innovative insole‐based device employing self‐powered triboelectric nanogenerators (TENG) for flatfoot detection. By integrating TENG tactile sensors within an insole, the device converts mechanical energy from foot movements to electrical signals analyzed via machine learning, achieving an 82% accuracy rate in flatfoot ...
Moldir Issabek   +7 more
wiley   +1 more source

PENGUJIAN PROFIT PADA MOMENTUM PORTOFOLIO SAHAM INDUSTRI MANUFAKTUR DI BURSA EFEK INDONESIA [PDF]

open access: yes, 2016
ABSTRAK Penelitian ini bertujuan untuk menguji keberadaan profit momentum pada perusahaan industri manufaktur di Bursa Efek Indonesia. Pengujian profit momentum dilakukan selama empat tahun yaitu dari tahun 2011-2014.Profit momentum ini dilakukan ...
Maria Ulfa Lubis
core  

MEMS‐Based Magnetoelectric Antennas for Wireless Power Transmission in Brain‐Implantable Devices

open access: yesAdvanced Materials Technologies, EarlyView.
Magnetoelectric (ME) antennas allow the minimization of the invasiveness of brain implantable devices, via powering wirelessly systems able to actuate neural tissue. In order to achieve the necessary power efficiency transmission, the choice of the materials and the system assembly is vital.
Laura Mazón‐Maldonado   +5 more
wiley   +1 more source

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