Results 111 to 120 of about 566,189 (301)

The Efficient Market Hypothesis: Is It Applicable to the Foreign Exchange Market? [PDF]

open access: yes
The study analyses the applicability of the efficient market hypothesis to the foreign exchange market by testing the profitability of the filter rule on the spot market. The significance of the returns was validated by comparing them to the returns from
Nguyen, James
core  

Decoding Proton‐Coupled Electron Transfer Mechanism of Nicotine for Multi‐Scenario Portable Electrochemical Sensing

open access: yesAdvanced Science, EarlyView.
A key challenge in nicotine electroanalysis is the unresolved complexity of its interface process, which directly determines sensor metrics. Herein, the proton‐coupled electron transfer mechanism of nicotine is decoded for multi‐scenario portable electrochemical sensing.
Yi Peng   +9 more
wiley   +1 more source

Controversial Orthodoxy: The Efficient Capital Markets Hypothesis And Loss Causation [PDF]

open access: yes, 2012
Since the Supreme Court’s landmark holding in Basic, Inc. v. Levinson, courts have incorporated the efficient capital markets hypothesis as an analytical tool in securities fraud cases.
Kitson, Michael A.
core   +1 more source

Behind the price: on the role of agent's reflexivity in financial market microstructure

open access: yes, 2017
In this chapter we review some recent results on the dynamics of price formation in financial markets and its relations with the efficient market hypothesis.
B LeBaron, George Soros, J-P Bouchaud
core   +1 more source

Systematic Metabolic Engineering and Model‐Guided Optimization for High‐Level Production of L‐Theanine from Xylose in Escherichia coli

open access: yesAdvanced Science, EarlyView.
This study is pioneering in constructing the shortest known synthetic pathway for L‐theanine production from xylose within E coli. Through comprehensive metabolic engineering strategies, our engineered strain achieved the highest reported L‐theanine titer from xylose, with a titer of 95.42 g/L, and a yield of 0.55 g/g.
Haolin Han   +5 more
wiley   +1 more source

The efficient market hypothesis re-visited: new evidence from 100 US firms [PDF]

open access: yes
In this paper, we test the efficient market hypothesis for 100 US firms listed on the New York Stock Exchange. To test the unit root null hypothesis, we develop a generalized autoregressive heteroskedasticity (GARCH) model that not only caters for the ...
Paresh Kumar Narayan, Ruipeng Liu
core   +1 more source

Amorphous BiSnxOy for Efficient CO2 Electroreduction to Formate via In Situ Doping

open access: yesAdvanced Science, EarlyView.
The amorphous BiSnxOy catalyst is electroreduced to Sn‐doped Bi during the electrochemical process. The Sn‐modulated Bi exhibits a favorable intermediate adsorption potential, leading to optimal catalytic efficiency. Remarkably, this catalyst demonstrates exceptional performance, achieving a Faradaic efficiency (FEformate) of 95.6% at 800 mA cm−2 in a ...
Zhenjie Cheng   +5 more
wiley   +1 more source

Discovering AI tokens in the Fractal Markets Hypothesis and their time-frequency co-movements with the leading high-carbon cryptocurrency

open access: yesData Science in Finance and Economics
In the AI era, we contribute to the literature by uncovering that the price dynamics of most AI tokens could be fully characterized by the processes driven by fractal Brownian motion, which robustly supports the principles of the fractal markets ...
Po-Sheng Ko, Kuo-Shing Chen
doaj   +1 more source

Market Efficiency within the German Stock Market: A Comparative Study of the Relative Efficiencies of the DAX, MDAX, SDAX and ASE Indices [PDF]

open access: yes
It can be implied from the efficient market hypothesis that the more transparent a market is, then the more likely that the market will be efficient. This paper is a study of whether the different transparency standards applied to the different indices ...
Admin Starcevic, Timothy Rodgers
core  

Redox Oligomer Assembling Hierarchical Reinforced Framework Cathodes for Ultra‐Stable High‐Performance Zinc‐Ion Batteries

open access: yesAdvanced Science, EarlyView.
Redox phenoxoline‐benzoquinone oligomer has been designed as reinforced concrete framework like freestanding cathodes for high‐performance ZIBs. An optimal specific capacity of 339.5 mAh g−1 was contributed with exceptional retention of 87.5% after 65 000 cycles at 10 A g−1. Flexible energy storage is also demostrated.
Shuang Liu   +3 more
wiley   +1 more source

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