Results 21 to 30 of about 1,531,610 (312)

Prices and Portfolio Choices in Financial Markets: Theory, Econometrics, Experiments [PDF]

open access: yes, 2007
Many tests of asset-pricing models address only the pricing predictions, but these pricing predictions rest on portfolio choice predictions that seem obviously wrong.
Bossaerts, Peter   +2 more
core   +2 more sources

Identification of N-acylethanolamines in Dictyostelium discoideum and confirmation of their hydrolysis by fatty acid amide hydrolase[S]

open access: yesJournal of Lipid Research, 2013
N-acylethanolamines (NAEs) are endogenous lipid-based signaling molecules best known for their role in the endocannabinoid system in mammals, but they are also known to play roles in signaling pathways in plants.
Alexander C. Hayes   +3 more
doaj   +1 more source

Should Investors Include Bitcoin in Their Portfolios? A Portfolio Theory Approach

open access: yesThe British Accounting Review, 2019
Many papers in recent years have examined the benefits of adding alternative assets to traditional portfolios containing stocks and bonds. Bitcoin has emerged as a new alternative investment for investors which has attracted much attention from the media
Emmanouil Platanakis, Andrew Urquhart
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

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

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

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

Portfolio optimization for heavy-tailed assets: Extreme Risk Index vs. Markowitz

open access: yes, 2015
Using daily returns of the S&P 500 stocks from 2001 to 2011, we perform a backtesting study of the portfolio optimization strategy based on the extreme risk index (ERI).
Mainik, Georg   +2 more
core   +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

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

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