Results 21 to 30 of about 181,743 (266)

efficient markets hypothesis [PDF]

open access: yes, 2008
The efficient markets hypothesis (EMH) maintains that market prices fully reflect all available information. Developed independently by Paul A. Samuelson and Eugene F. Fama in the 1960s, this idea has been applied extensively to theoretical models and empirical studies of financial securities prices, generating considerable controversy as well as ...
openaire   +1 more source

Analysis and standardization of coal chemical wastewater treatment and reuse systems

open access: yesWater Cycle
To meet the practical needs of classified collection, graded treatment, and quality recycling of coal chemical wastewater, and in accordance with the standardization requirements of wastewater resource utilization, the Standardization Administration of ...
Jialin Liu, Xue Bai, Yan Bai
doaj   +1 more source

Exploration and case analysis of treatment processes and reuse pathways for industrial brine wastewater in China

open access: yesWater Cycle
Treatment of industrial brine wastewater, which is characterized by multiple sources and complex water quality, poses significant challenges. Brine separation technology can effectively address the difficulties in brine wastewater treatment while ...
Jialin Liu, Xue Bai, Yan Bai
doaj   +1 more source

Random walk theory and exchange rate dynamics in transition economies [PDF]

open access: yesPanoeconomicus, 2010
This paper investigates the validity of the random walk theory in the Euro-Serbian dinar exchange rate market. We apply Andrew Lo and Archie MacKinlay's (1988) conventional variance ratio test and Jonathan Wright's (2000) non-parametric ranks and signs ...
Gradojević Nikola   +2 more
doaj   +1 more source

Volatility Spillovers and Market Decoupling: Evidence from BRICS and China’s Green Sector

open access: yesRisks
The global economic importance of green tech is rising. Yet the role of the green financial sector in the propagation of volatility is still unclear. Although the existing literature often characterizes green assets as stable, the new risks, particularly
Darko B. Vuković   +3 more
doaj   +1 more source

THE RISKS ON THE RUSSIAN FINANCIAL MARKET IN THE CONDITIONS OF GLOBALIZATION

open access: yesВестник Северо-Кавказского федерального университета, 2022
The article considers topical issues of the functioning of the European market in a globalizing economy. The notion of «Euromarket», considers the types of transactions and loans in the Euromarket, the participants and direction of development ...
Olga Pakova, Anton Khasanov
doaj  

Market Efficiency of Euro Exchange Rates and Trading Strategies

open access: yesNaše Gospodarstvo, 2021
This paper tests the hypothesis on market efficiency for returns on the euro against fifteen currencies while assuming predictability of returns, dependent on the sign and magnitude of endogenous shocks.
Bošnjak Mile   +2 more
doaj   +1 more source

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Returns to Low Risk Investment Strategy

open access: yesApplied Finance Letters, 2017
The paper studies the low risk anomaly in the Indian market using entire National Stock Exchange (NSE) as sample from January 2001 to June 2016. It provides evidence that low risk portfolio sorted for total risk, systematic risk as well as unsystematic ...
Shilpa Girish Peswani
doaj   +1 more source

Is Technical Analysis Profitable on Renewable Energy Stocks? Evidence from Trend-Reinforcing, Mean-Reverting and Hybrid Fractal Trading Systems

open access: yesAxioms, 2023
Demand for power sources is gradually shifting from ozone-depleting-substances towards renewable and sustainable energy resources. The growth prospects of the renewable energy industry coupled with improved cost efficiency means that renewable energy ...
Safwan Mohd Nor   +3 more
doaj   +1 more source

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