Results 111 to 120 of about 4,293,161 (344)

Financial markets under the global pandemic of COVID-19

open access: yesFinance Research Letters, 2020
Dayong Zhang, Minwen Hu, Qiang Ji
semanticscholar   +1 more source

Iron‐Catalyzed Laser‐Induced Graphitization Enabling Current Collector‐Free Electrodes With Spatially Tunable Iron/Iron Oxide Phases

open access: yesAdvanced Materials, EarlyView.
Iron‐catalyzed laser‐induced graphitization (IC‐LIG) enables the eco‐efficient fabrication of current collector‐free carbon electrodes on renewable substrates, outperforming traditional methods. Tunable ink rheology supports spray coating, screen printing, and DIW of complex patterns, while laser post‐treatment allows spatial control of iron phases ...
Christopher H. Dreimol   +13 more
wiley   +1 more source

Modifying Sequential Monte Carlo Optimisation for Index Tracking to Allow for Transaction Costs

open access: yesRisks
Managing a portfolio whose value closely tracks an index by trading only in a subset of the index constituents involves an NP-hard optimisation problem.
Leila Hamilton-Russell   +3 more
doaj   +1 more source

Factors Differentiating the Subjective Well‑being of the Inhabitants of Wielkopolska According to the Criterion of Hierarchy of Their Life Values

open access: yesActa Universitatis Lodziensis. Folia Oeconomica, 2018
The study examines the level of satisfaction with 21 different areas of life among 300 respondents from Wielkopolska voivodship at the age of 30 and over.
Tomasz Szubert
doaj   +1 more source

Quantifying Trading Behavior in Financial Markets Using Google Trends

open access: yesScientific Reports, 2013
Crises in financial markets affect humans worldwide. Detailed market data on trading decisions reflect some of the complex human behavior that has led to these crises.
Tobias Preis, H. S. Moat, H. Stanley
semanticscholar   +1 more source

Markets for financial innovation

open access: yesJournal of Economic Theory, 2019
Financial securities trade in a wide variety of market structures. This paper develops a theory in which both the market structure of trade and the payoffs of the claims being traded form endogenously. Financial intermediaries use the cash flows of an underlying asset to design securities for investors.
Ana Babus, Kinda Hachem
openaire   +2 more sources

Photocatalytic Aqueous Reforming of Methyl Formate

open access: yesAdvanced Materials, EarlyView.
A 3d‐metal Cu‐based atomically dispersed photocatalyst, supported on modified g‐C₃N₄, facilitates the photocatalytic selective hydrogen (7.5 mmol gcat−1 of hydrogen; nothing else than H2 and CO2) generation from methyl formate. This diverse system functions under mild conditions, providing high hydrogen yield, selectivity, and enduring stability ...
Dongxu Zuo   +13 more
wiley   +1 more source

Supervision of financial markets [PDF]

open access: yesAnnals of "Spiru Haret". Economic Series, 2013
Based on the fundamental role of the market in contemporary economic development, in this study we aim to analyse how the financial markets in Romania are regulated, monitored and, especially supervised, compared to developed or developing European countries, close or far away from the national borders.The study highlights the main trends in the ...
MIHAI, Ilie, GORGAN, Alina
openaire   +2 more sources

Multimodal Platforms for Light‐Mediated Organic Bioelectronics

open access: yesAdvanced Materials Interfaces, EarlyView.
Optobioelectronic devices are paving the way for different types of interfacing with cells, in addition to classical electrical interfacing. Here, a future perspective for research in this field is discussed, in which different classes of light‐responsive materials are combined to create a highly dynamic interface that truly integrates with biological ...
Giovanna Gentile   +4 more
wiley   +1 more source

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