Results 21 to 30 of about 11,443 (156)

More Courage for Pension Policy! A Proposal

open access: yesWirtschaftsdienst, 2020
There is a broad consensus that Germany’s pension system needs substantial reform. However, politicians shy away from this because they are afraid that it will cost them re-election. Here, an independent ’pension council’ with far-reaching competences is
Stefan Voigt
doaj   +1 more source

A new form of Polish occupational pension schemes: Prospects for development

open access: yesJournal of Economics and Management, 2019
Aim/purpose – Occupational pension schemes are products which seem to create the opportunity for better retirement provision. In Poland, they have not gained a great popularity so far, but now, Polish pension system stands at the threshold of change as ...
Gumola Małgorzata
doaj   +1 more source

Assessing the Safety of Endoscopic Sinus Surgery After COVID-19 Infection. [PDF]

open access: yesLaryngoscope Investig Otolaryngol
ABSTRACT Objective This study seeks to characterize the impact of COVID‐19 infection on endoscopic sinus surgery (ESS) outcomes. Methods The TriNetX database identified patients with chronic rhinosinusitis who underwent ESS from January 1, 2020 to December 31, 2024.
Jackert EP, Ayo-Ajibola O, Wei EX.
europepmc   +2 more sources

Representation theory and Wigner-Racah algebra of the SU(2) group in a noncanonical basis [PDF]

open access: yes, 2005
The Lie algebra su(2) of the classical group SU(2) is built from two commuting quon algebras for which the deformation parameter is a common root of unity.
Kibler, M. R.
core   +3 more sources

Estimation of porosity and facies distribution through seismic inversion in an unconventional tight sandstone reservoir of Hangjinqi area, Ordos basin

open access: yesFrontiers in Earth Science, 2022
Precision porosity and facies determinations are critical in reducing drilling uncertainty and increasing hydrocarbon recoveries from heterogeneous sources.
Umar Ashraf   +11 more
doaj   +1 more source

Lattice gas description of pyrochlore and checkerboard antiferromagnets in a strong magnetic field [PDF]

open access: yes, 2007
Quantum Heisenberg antiferromagnets on pyrochlore and checkerboard lattices in a strong external magnetic field are mapped onto hard-core lattice gases with an extended exclusion region.
E. F. Shender   +6 more
core   +1 more source

Exploring causal relationships between inflammatory cytokines and allergic rhinitis, chronic rhinosinusitis, and nasal polyps: a Mendelian randomization study

open access: yesFrontiers in Immunology, 2023
ObjectivesPrevious research has suggested connections between specific inflammatory cytokines and nasal conditions, including Allergic Rhinitis (AR), Chronic Rhinosinusitis (CRS), and Nasal Polyps (NP). However, a lack of robust research establishing the
Li Li   +5 more
doaj   +1 more source

Quantum groups, Yang-Baxter maps and quasi-determinants

open access: yes, 2017
For any quasi-triangular Hopf algebra, there exists the universal R-matrix, which satisfies the Yang-Baxter equation. It is known that the adjoint action of the universal R-matrix on the elements of the tensor square of the algebra constitutes a quantum ...
Tsuboi, Zengo
core   +4 more sources

IMPROVEMENT OF PENSION INSURANCE PRINCIPLES

open access: yesФінансово-кредитна діяльність: проблеми теорії та практики, 2021
. The article presents basic principles of investments into pension funds, namely, the principles of safety, profitability and negotiability, and specific features of pension insurance in the world, such as administration of premium collection, features ...
Yu. Makarenko, N. Kuryacha
doaj   +1 more source

Realization of universal nonadiabatic geometric control on decoherence-free qubits in the XY model

open access: yes, 2017
A fundamental requirement of quantum information processing is the protection from the adverse effects of decoherence and noise. Decoherence-free subspaces and geometric processing are important steps of quantum information protection. Here, we provide a
Mousolou, Vahid Azimi
core   +1 more source

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