Results 51 to 60 of about 12,733 (205)

The TMAI Model – Performance Of Portfolios Constructed On The Base Of Correlated And Uncorrelated Financial Ratios

open access: yesFolia Oeconomica Stetinensia, 2014
The author studies portfolio performance. Companies are chosen to portfolios due to their position in the ranking that is constructed on the base of the chosen financial ratios. There are three rankings constructed on different number of financial ratios.
Węgrzyn Tomasz
doaj   +1 more source

Transgenic Tobacco Plants Expressing Synthetic Peptides: A Functional and Structural Analysis for Pathogen Resistance

open access: yesPlant Biotechnology Journal, EarlyView.
Peptide Power: VR18 & KG18 Shield Tobacco from Bacterial Attack. A schematic shows how antimicrobial peptides VR18 and KG18 fight Pseudomonas syringae—bursting bacterial membranes and boosting disease resistance in transgenic tobacco, without harming plant health.
Karishma Biswas   +17 more
wiley   +1 more source

Optical Halo: A Proof of Concept for a New Broadband Microrheology Tool

open access: yesMicromachines
Microrheology, the study of material flow at micron scales, has advanced significantly since Robert Brown’s discovery of Brownian motion in 1827. Mason and Weitz’s seminal work in 1995 established the foundation for microrheology techniques, enabling the
Jorge Ramírez   +2 more
doaj   +1 more source

Polish Absolute Return Funds And Stock Funds. Short And Long Term Performance Comparison

open access: yesFolia Oeconomica Stetinensia, 2014
In this paper I focus on analyzing whether Polish absolute return funds, which I call quasi-hedge funds, add value to a portfolio of an individual investor by reaching higher returns than Polish stock funds.
Perez Katarzyna
doaj   +1 more source

Ranking of optimal stock portfolios determined on the basis of expected utility maximization criterion

open access: yesJournal of Economics and Management, 2021
Aim/purpose – The aim of the paper is to rank the optimal portfolios of shares of companies listed on the Warsaw Stock Exchange, taking into account the investor’s propensity to risk.
Giemza Dawid
doaj   +1 more source

Utilizing Multivariate Genomic Prediction to Predict Wheat Spike Characteristics in Soft Red Winter Wheat (Triticum aestivum L.)

open access: yesPlant Breeding, EarlyView.
ABSTRACT Genomic prediction (GP) can increase genetic gain by allowing for the selection of traits earlier in the breeding cycle. Spike morphology traits are of interest because of their relationship with grain yield. To better understand the prediction capabilities of agronomic traits and spike architecture traits, a population of 594 soft red winter ...
Mik Hammers   +5 more
wiley   +1 more source

Intervalling Effect On Estimating The Beta Parameter For The Largest Companies On The WSE

open access: yesFolia Oeconomica Stetinensia, 2014
In the modern portfolio theory investment risk plays a crucial role. It is the subject of numerous studies and publications, in particular in relation to the management of investment portfolios.
Dębski Wiesław   +2 more
doaj   +1 more source

Dividend Aristocrats – A Comparative Analysis of Polish and American Dividend Companies During the Period of 2009–2017

open access: yesFolia Oeconomica Stetinensia, 2020
Research background: This article describes the issue of dividend companies that are components of the WIG index and S&P 500 during the period 2009–2017.
Jabłoński Bartłomiej
doaj   +1 more source

A novel human rotavirus serotype with dual G5-G11 specificity.

open access: yesJournal of General Virology, 1997
Rotavirus serotype G5 isolates were recently recovered from children with diarrhoea in Brazil. Like most human strains, they exhibited long electropherotypes and subgroup II and Wa-like VP4 specificity. We report the successful propagation and the molecular and antigenic characterization of one of these isolates (IAL-28). Cross-neutralization of IAL-28
M do C, Timenetsky   +4 more
openaire   +2 more sources

Large Variations in the Transpiration of Sorghum Canopies Under High Evaporative Demand Are Positively Related to Water Use Efficiency

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Transpiration restriction under high vapour pressure deficit (VPD), measured indoors with individual plants, increases water use efficiency (WUE). However, VPD is not the only factor driving transpiration, individual plants in a field rapidly become a canopy, and reports on the transpiration restriction versus WUE are scant.
Raphaël Pilloni   +12 more
wiley   +1 more source

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