Results 71 to 80 of about 4,516,907 (258)

CAPM or APT? A Comparison of Two Asset Pricing Models for Malaysia

Malaysian Management Journal, 1999
This study uses monthly return data on 213 stocks listed on the main board of Kuala Lumpur Stock Exchange, Malaysia for the period September 1988 to June 1997 to compare two frequently cited asset pricing models: the capital asset pricing model, CAPM and
Cung Huck Khoon, Ahmadu Umaru Sanda, G.S. Gupta   +2 more
doaj  

Charting Endocrine Progenitors Across Species and Organs

Advanced Science, EarlyView.
Endocrine progenitors give rise to the hormone‐producing cells of the pancreas and intestine. Using single‐cell multiomics and proteomics, this study compares these progenitors across species, systems, and organs, mapping the conserved and species‐specific gene regulatory networks that guide their formation.
Changying Jing, Michael Sterr, Özüm Sehnaz Caliskan, Lama Saber, Nicole Katarina Rogers, Samuel Ogden, Kei Kozawa, Christos Karampelias, Jessica Jaki, Aimée Bastidas‐Ponce, Falk Janos Farkas, Oliver Czarnecki, Osvaldo Rodrigues Pereira, Perla Cota, Valerie Vandenbempt, Diego Balboa, Anika Böttcher, Natalie Krahmer, Mohammad Lotfollahi, Julie B. Sneddon, Heiko Lickert, Mostafa Bakhti   +21 more
wiley   +1 more source

Cash management amid HFCAA-Induced data breach risks: A comparative analysis of reactive vs. proactive responses in Chinese firms

International Review of Economics & Finance
Following the introduction of the Holding Foreign Companies Accountable Act (hereafter referred to as HFCAA), U.S.-listed Chinese stocks are faced with economic risk and the risk of data breaches.
Xin Liu, Chenlan Liu, Mingzhe Duan, Sicen Chen   +3 more
doaj   +1 more source

GHRHR Deficiency Enhances Retinal Ganglion Cell Survival and Visual Functions in Experimental Glaucoma by Inhibiting Ferroptosis

Advanced Science, EarlyView.
Glaucoma, a major cause of blindness, involves retinal ganglion cell (RGC) degeneration. This study shows growth hormone‐releasing hormone receptor (GHRHR) deficiency preserves RGC survival and restores vision, unlike activation which only aids survival.
Yan Tong, Ming Ho Yam, Jiaxin Zhang, Lin Du, Linbin Zhou, Yolanda Wong Ying Yip, Bo Man Ho, Hemlata Bisnauthsing, Jiahui Li, Ivan Kong, Shushu Xu, Changzhen Fu, Karl K.H. So, Joaquim S.L. Vong, Ling‐Ping Cen, Ming‐Ming Yang, Khazeema Yousaf, Mai Har Sham, Sun On Chan, Poemen P. Chan, Chi Pui Pang, Clement C. Tham, Jing Na He, Jian Li, Wai Kit Chu   +24 more
wiley   +1 more source

Machine learning analysis of cross-industry innovation efficiency: evidence from Chinese listed companies (2006–2023)

Frontiers in Physics
BackgroundHow listed firms convert R&D spending into patent outputs is central to innovation management and applied econometrics. We treat InnoEff1 as a reduced-form innovation-conversion indicator—not a DEA/SFA frontier-efficiency score.MethodsUsing
Tan Yang, Haiqing Hu, Pufeng Wu, Huanqing Liu   +3 more
doaj   +1 more source

Trading Costs for Emerging Market Stocks [PDF]

We estimate trading costs that include explicit, implicit and opportunity costs. The Lesmond et al. (1999) limited dependent variable model of returns is applied to stocks in Argentina, Brazil, Chile and Mexico.
GONZALO CHAVEZ, ANA CRISTINA SILVA
core  

Integrative Multi‐Omics Analysis Reveals a Mitochondrial–Immune Axis Associated With Neoadjuvant Chemotherapy Response in High‐Grade Serous Ovarian Cancer

Advanced Science, EarlyView.
Integrative multi‐omics analysis delineates a mitochondrial–immune axis governing neoadjuvant chemotherapy response in high‐grade serous ovarian cancer. Immune‐active tumors exhibit enhanced B‐cell infiltration and favorable sensitivity, whereas metabolically rewired tumors display oxidative phosphorylation dependency and resistance.
Wei Jiang, Yi Wang, Xiaohang Lu, Qianlan Yao, Libing Xiang, Xu Cai, Xiaoyu Tu, Shaoxian Tang, Ying Xu, Yufan Cheng, Liming Shen, Huijuan Yang   +11 more
wiley   +1 more source

Cross listing waves [PDF]

Using a 57-year global panel of listings on foreign stock exchanges, we identify waves in foreign listing activity at the host market, home market, and industry levels.
Schill, Michael, Sarkissian, Sergei
core  

Microglial Deubiquitinase OTUD7B Stabilizes STAT3 to Promote Neuroinflammation and Cognitive Decline in Alzheimer's Disease

Advanced Science, EarlyView.
. ABSTRACT Neuroinflammation driven by microglial activation is a defining feature of Alzheimer's disease (AD), yet the molecular mechanisms sustaining this proinflammatory state remain unclear. Here, we identify the deubiquitinase OTUD7B as a critical regulator of microglial activation and AD pathology.
Luyao Li, Hao Tang, Qin Yu, Yuyang Zhang, Binglu Shi, Ying Kong, Leiyu Xu, Jingjing Shao, Chenghong Hu, Lingyu She, Zhe Wang, Haiyi Chen, Aleksandr V. Samorodov, Gang Cao, Xia Zhao, Yi Wang   +15 more
wiley   +1 more source

Market segmentation and the relative cost of trading american depository receipts [PDF]

(WP 06/04 Clave pdf) We compare trading costs between local stocks and their corresponding NYSE ADRs for Argentina, Brazil, Chile and Mexico.Results show that local stocks trading in Mexico and Chile exhibit higher costs than their ADRS,while Brazilian ...
GONZALO CHAVEZ, ANA CRISTINA SILVA
core