Results 31 to 40 of about 1,569,333 (364)

Cryptocurrency portfolio management with deep reinforcement learning [PDF]

open access: yesIntelligent Systems with Applications, 2016
Portfolio management is the decision-making process of allocating an amount of fund into different financial investment products. Cryptocurrencies are electronic and decentralized alternatives to government-issued money, with Bitcoin as the best-known ...
Zhengyao Jiang, Jinjun Liang
semanticscholar   +1 more source

The impact of non-pharmaceutical interventions on SARS-CoV-2 transmission across 130 countries and territories

open access: yesBMC Medicine, 2021
Background Non-pharmaceutical interventions (NPIs) are used to reduce transmission of SARS coronavirus 2 (SARS-CoV-2) that causes coronavirus disease 2019 (COVID-19). However, empirical evidence of the effectiveness of specific NPIs has been inconsistent.
Yang Liu   +5 more
doaj   +1 more source

Carbon portfolio management [PDF]

open access: yes, 2018
The aim of the European Union's Emissions Trading Scheme (EU ETS) is that by 2020, emissions from sectors covered by the EU ETS will be 21% lower than in 2005.
Afonin   +35 more
core   +1 more source

Complex Valued Risk Diversification

open access: yes, 2018
Risk diversification is one of the dominant concerns for portfolio managers. Various portfolio constructions have been proposed to minimize the risk of the portfolio under some constrains including expected returns.
Kadoya, Takanori   +2 more
core   +1 more source

The Economic Value of Bitcoin: A Portfolio Analysis of Currencies, Gold, Oil and Stocks

open access: yesResearch In International Business and Finance, 2018
We assess the out-of-sample performance of Bitcoin within portfolios of various asset classes and a well-diversified portfolio under four strategies and estimate the economic gains net of transaction costs.
Efthymia Symitsi, K. Chalvatzis
semanticscholar   +1 more source

Municipal Compost as a Nutrient Source for Organic Crop Production in New Zealand

open access: yesAgronomy, 2016
About 1% of New Zealand farmland is managed organically. Nitrogen is the nutrient most likely to limit organic crop production. A potential solution is incorporation of compost to supply N.
Abie Horrocks   +3 more
doaj   +1 more source

Ensuring successful implementation of portfolios in medical institutions: Potential challenges and solutions

open access: yesJournal of the Scientific Society, 2021
The portfolio refers to a collection of documents supporting learning over a period of time and essentially includes reflection on learning. The present review was carried out to explore the practices required for the successful implementation of ...
Saurabh RamBihariLal Shrivastava   +1 more
doaj   +1 more source

Switching Portfolios [PDF]

open access: yesInternational Journal of Neural Systems, 1997
A constant rebalanced portfolio is an asset allocation algorithm which keeps the same distribution of wealth among a set of assets along a period of time. Recently, there has been work on on-line portfolio selection algorithms which are competitive with the best constant rebalanced portfolio determined in hindsight (Cover, 1991; Helmbold et al., 1996;
openaire   +3 more sources

Leptokurtic Portfolio Theory

open access: yes, 2005
The question of optimal portfolio is addressed. The conventional Markowitz portfolio optimisation is discussed and the shortcomings due to non-Gaussian security returns are outlined. A method is proposed to minimise the likelihood of extreme non-Gaussian
Kalda, Jaan, Kitt, Robert
core   +3 more sources

Anomalous Stiffening of a Conjugated Polymer During Electrochemical Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
The electromechanical response of a thienothiophene‐based conjugated polymer with triethylene glycol side chains is investigated. Electrochemical nanoindentation and atomic force microscopy reveal a modest and reversible increase in elastic modulus at room temperature upon electrochemical oxidation.
Judith Pons i Tarrés   +17 more
wiley   +1 more source

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