Results 21 to 30 of about 44,653 (211)

Rethinking classifications and metrics for problematic smartphone use and dependence: Addressing the call for reassessment

open access: yesComputers in Human Behavior Reports, 2023
Despite numerous favourable consequences, excessive smartphone usage has been linked to behaviours that might be detrimental or unsettling, at least for some individuals.
Saqib Nawaz
doaj   +1 more source

Perturbed Yukawa Textures in the Minimal Seesaw Model [PDF]

open access: yes, 2017
\noindent We revisit the \textit{minimal seesaw model}, i.e., the type-I seesaw mechanism involving only two right-handed neutrinos. % This model represents an important minimal benchmark scenario for future experimental updates on neutrino oscillations.
Rink, Thomas, Schmitz, Kai
core   +1 more source

On the occurrence of gauge-dependent secularities in nonlinear gravitational waves [PDF]

open access: yes, 2017
We study the plane (not necessarily monochromatic) gravitational waves at nonlinear quadratic order on a flat background in vacuum. We show that, in the harmonic gauge, the nonlinear waves are unstable.
Briscese, Fabio, Santini, Paolo Maria
core   +2 more sources

Benchmark and Tax Expenditures on Personal Income Tax in Ukraine

open access: yesECONOMICS, 2023
The spread of the concept of tax expenditures in many countries of the world resulted in the creation of the Global Tax Expenditures Database which included information from Ukraine where regular reporting is conducted on tax benefits which are losses of
Sokolovska Alla   +2 more
doaj   +1 more source

Novikov algebras and a classification of multicomponent Camassa-Holm equations [PDF]

open access: yes, 2014
A class of multi-component integrable systems associated to Novikov algebras, which interpolate between KdV and Camassa-Holm type equations, is obtained. The construction is based on the classification of low-dimensional Novikov algebras by Bai and Meng.
Strachan, Ian A. B.   +1 more
core   +2 more sources

THE EVOLUTION AND SUSTAINABILITY OF PUBLIC DEBT IN THE E.U. MEMBER STATES [PDF]

open access: yesAnalele Universităţii Constantin Brâncuşi din Târgu Jiu : Seria Economie, 2022
The issue of public debt has returned to the fore with the rapid rise in the Covid-19 pandemic, but also with the recent rise in interest rates. Thus, questions arise about its sustainability and the need for fiscal consolidation.
CORINA-FLORENTINA SCARLAT (MIHAI)
doaj  

Adopción de nuevas tecnologías de abatimiento y regulación ambiental en oligopolios

open access: yesEl Trimestre Económico, 2018
Antecedentes: Una característica deseable en los instrumentos de regulación ambiental es que fomenten la adopción de tecnologías de abatimiento más limpias.
Adriana Gama
doaj   +1 more source

Non-Abelian Flat Directions in a Minimal Superstring Standard Model [PDF]

open access: yes, 2000
Recently, by studying exact flat directions of non-Abelian singlet fields, we demonstrated the existence of free fermionic heterotic-string models in which the SU(3)_C x SU(2)_L x U(1)_Y-charged matter spectrum, just below the string scale, consists ...
A. E. FARAGGI   +6 more
core   +4 more sources

miR‐129‐2 upregulation induces apoptosis and promotes NSCLC chemosensitivity by targeting SOX4

open access: yesThoracic Cancer, 2022
Background As one of the main causes of death worldwide, the treatment of non‐small‐cell lung cancer (NSCLC) is still unsatisfactory. This study aimed to explore the role of miR‐129‐2 in cell apoptosis and NSCLC chemosensitivity.
Weizheng Zhou   +3 more
doaj   +1 more source

Tax Policy and Income Inequality in the Visegrad Countries

open access: yesNaše Gospodarstvo, 2015
The financialisation of economies is believed to be the primary cause of the increase in income inequality in the world, occurring on a scale unseen for more than 30 years.
Moździerz Anna
doaj   +1 more source

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