Results 101 to 110 of about 36,992 (224)

Non-existence of (76,30,8,14) strongly regular graph

open access: yes, 2017
We prove the non-existence of strongly regular graph with parameters $(76,30,8,14)$. We use Euclidean representation of a strongly regular graph together with a new lower bound on the number of 4-cliques to derive strong structural properties of the ...
Bondarenko, A. V.   +2 more
core   +1 more source

Does the inclusion of exposure to volatility into diversified portfolio improve the investment results? Portfolio construction from the perspective of a Polish investor

open access: yesEconomics and Business Review, 2020
The main goal of this research is to analyse the investment benefits from an incorporation of the volatility exposure to the diversified portfolio from the perspective of a Polish investor.
Latoszek Michał, Ślepaczuk Robert
doaj   +1 more source

Dirac Cat States in Relativistic Landau Levels

open access: yes, 2007
We show that a relativistic version of Schrodinger cat states, here called Dirac cat states, can be built in relativistic Landau levels when an external magnetic field couples to a relativistic spin 1/2 charged particle. Under suitable initial conditions,
A. Bermudez   +11 more
core   +1 more source

Eurusd Intraday Price Reversal

open access: yesFolia Oeconomica Stetinensia, 2014
The study investigates the mean reversion in 1-minute EURUSD. Intraday patters in FX seem of particular interest as more and more trades in the FX market are automated high frequency trades (HFT).
Wiśniewska Marta
doaj   +1 more source

Parameterized Trade on the Futures Market on the WIG20

open access: yesFolia Oeconomica Stetinensia, 2019
Research background: Market participants have been trying to forecast future price movements and create tools to facilitate making the right investment decisions since the beginning of the operation of stock exchanges.
Piekunko-Mantiuk Iwona
doaj   +1 more source

Optimizing Financial Data Analysis: A Comparative Study of Preprocessing Techniques for Regression Modeling of Apple Inc.’S Net Income and Stock Prices

open access: yesStudia Universitatis Vasile Goldis Arad, Seria Stiinte Economice
This article presents a comprehensive methodology for processing financial datasets of Apple Inc., encompassing quarterly income and daily stock prices, spanning from March 31, 2009, to December 31, 2023.
Ungar Kevin, Oprean-Stan Camelia
doaj   +1 more source

Naturlig foryngelse etter markberedning på middels bonitet (G14)

open access: yes, 2010
Denne rapporten presenterer resultatene fra en taksering av naturlig foryngelse i 99 bestand på bonitet G14 i Romedal og Stange allmenninger. Arealene ble markberedt i perioden 2001–2006, og var avvirket ved flatehogst der målet var naturlig foryngelse av gran basert på frø fra bestandskant. Takseringen ble gjennomført i juni – oktober 2008.
Granhus, Aksel, Fløistad, Inger
openaire   +1 more source

The Impact of the Size of Funds on the Use of Selectivity and Market Timing by Investment Funds

open access: yesFolia Oeconomica Stetinensia
Investment funds are an important part of the capital market. Household savings in this type of asset are increasing every year. From an investor’s point of view, the performance of funds is important.
Żebrowska-Suchodolska Dorota
doaj   +1 more source

How Does the Stock Market Development React to Energy Consumption? Evidence from the ARDL Panel Approach

open access: yesECONOMICS
This article examines the relationship between stock market development and energy consumption in the Gulf Cooperation Council (GCC) countries using panel data from 1971-2021 and ARDL panel and cross-section techniques.
Derouez Faten   +5 more
doaj   +1 more source

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