Results 101 to 110 of about 1,500,223 (351)
Advanced Science, EarlyView.This study uses Caenorhabditis elegans to assess the activity of amphetamine‐type stimulants (ATS) and their analogs. The research highlights the roles of dopamine and serotonin pathways, distinguishes chiral forms of ATS, and identifies structure‐activity relationships. These findings provide a rapid and cost‐effective model for evaluating the effects
Yuanpeng Li +3 more
wiley +1 more source
Statistical Facts of Artificial Stock Market [PDF]
arXiv, 2004 The paper reports the construction of artificial stock market that emerges the similar statistical facts with real data in Indonesian stock market. We use the individual but dominant data, i.e.: PT TELKOM in hourly interval. The artificial stock market shows standard statistical facts, e.g.: volatility clustering, the excess kurtosis of the ...
arxiv
Portfolio inertia and stock market fluctuations [PDF]
, 2006 Several recent studies have addressed household participation in the stock market, but relatively few have focused on household stock trading behavior.
Bilias, Yannis +2 more
core
Do rating grades convey important information: German evidence? [PDF]
, 2016 © 2015 Elsevier B.V. In this paper we investigate the impact of credit rating changes on German stock market. We evaluate daily abnormal stock returns of companies listed on the Frankfurt Stock Exchange (HDAX).
Duygun, Meryem +2 more
core +1 more source
Toward an Internet of Things Circular Economy Using Printed Circuits on Reusable Steel Substrates
Advanced Electronic Materials, EarlyView.Herein, the functionalization of steel over large areas with low‐cost insulative intermediate layers as Printed Circuit Boards (PCBs) is presented, enabling an electronics circular economy. The environmental benefits of the approach are evidenced by Life Cycle Assessments, demonstrating an 85% reduction in Global Warming when compared to FR‐4‐based ...
Jeff Kettle +9 more
wiley +1 more source
Inside the Mind of a Stock Market Crash [PDF]
arXiv, 2020 We analyze how investor expectations about economic growth and stock returns changed during the February-March 2020 stock market crash induced by the COVID-19 pandemic, as well as during the subsequent partial stock market recovery. We surveyed retail investors who are clients of Vanguard at three points in time: (i) on February 11-12, around the all ...
arxiv
Stock Market Cycles and Stock Market Development in Spain [PDF]
In this paper we use Spanish stock market data to identify the bull and bear phases of the market and to analyze its characteristics during the period 1941-2002.
Fernando Pérez de Gracia +1 more
core
Electrochemical Determination of Gallic Acid in Tea Samples Using Pyramidal Pt Nanoparticles
Advanced Electronic Materials, EarlyView.A novel electrochemical sensor based on pyramidal Pt nanoparticles for gallic acid detection in black and green tea samples is developed. The sensor is prepared by a simple drop casting of nanoparticles on the electrode surface, without any supporting materials, such as polymer matrices and surfactants.
Tiziano Di Giulio +10 more
wiley +1 more source
Mapping markets to the statistical mechanics: the derivatives act against the self-regulation of stock market [PDF]
arXiv, 2009 Mapping the economy to the some statistical physics models we get strong indications that, in contrary to the pure stock market, the stock market with derivatives could not self-regulate.
arxiv
Macro economy, stock market and oil prices: Do meaningful relationships exist among their cyclical fluctuations? [PDF]
, 2010 This paper examines the relationship among consumer price index, industrial production, stock market and oil prices in Greece. Initially we use a unified statistical framework (cointegration and VECM) to study the data in levels.
Abel +79 more
core +1 more source