Results 31 to 40 of about 2,117 (141)

Taxation of public pensions in European Union countries

open access: yesEconomics and Business Review
The aging of society is one of the most important trends shaping the social, economic and political life of the 21st century. However, with the increasing number of people of retirement age, the problem of ensuring adequate conditions for a longer life ...
Cieślukowski Maciej
doaj   +1 more source

Rural pension policy in Brazil: performance, challenges, and reform proposals [PDF]

open access: yesBrazilian Journal of Political Economy
This article analyzes the differential treatment provided by Brazil’s pension policy to rural workers, an issue heightened by the recent pension reforms.
Fabio Giambiagi   +2 more
doaj   +2 more sources

The cocrystal structure of 1′-hydroxy-1H,1′H-[5,5′-bitetrazol]-1-olate and 1,10-phenanthrolin-1-ium, C14H10N10O2

open access: yesZeitschrift für Kristallographie - New Crystal Structures, 2020
C14H10N10O2, monoclinic, P21/n (no. 14), a = 9.6366(19) Å, b = 9.5098(19) Å, c = 16.095(3) Å, β = 103.59(3)°, V = 1433.7(5) Å3, Z = 4, Rgt(F) = 0.0579, wRref(F2) = 0.1309, T = 153(2) K.
Jiaping Zhu, Gang Wang, Dang Wu
doaj   +1 more source

Reform of the bridging pension system – new rights and their economic consequences

open access: yesStudia Ekonomiczne i Regionalne
This research aims to determine the economic consequences of making bridging pensions permanent. We predict that this will increase the number of beneficiaries and the overall cost of the program.
Kolek Antoni Jerzy
doaj   +1 more source

Combining ability and heterosis in partial resistance to gray leaf spot in elite maize (Zea mays L.) genotypes

open access: yesCrop Science, Volume 66, Issue 1, January/February 2026.
Abstract Six sets of 48 maize (Zea mays L.) inbred lines, and their 96 single crosses generated using the North Carolina Mating Design II system, were evaluated for resistance to gray leaf spot (GLS). The aim of the study was to assess the implications of combining ability, heterotic effects, and potence ratio in breeding for GLS resistance in maize ...
James O. Nyanapah   +4 more
wiley   +1 more source

The role of public versus private social safety nets in mitigating the impact of shocks in rural Pakistan

open access: yesHumanities & Social Sciences Communications, 2023
This study compares the protective effectiveness of Social Safety Nets (SSNs) provided by government and NGOs in rural Pakistan, using quasi-experimental methodology on PRPHS (2011–12) data.
Samina Naveed   +2 more
doaj   +1 more source

Clinical Validation of Digital PCR for Precise m.3243A>G Heteroplasmy Quantification in Early‐Onset Diabetes

open access: yesJournal of Diabetes Research, Volume 2026, Issue 1, 2026.
Background Mitochondrial DNA m.3243A>G variant causes maternally inherited diabetes with deafness. We developed a droplet digital PCR (dPCR) assay to quantify m.3243A>G heteroplasmy and investigated its prevalence in Chinese Han early‐onset diabetes patients.
Xiaomu Kong   +14 more
wiley   +1 more source

Do Social Pension Schemes Promote the Mental Health of Rural Middle-Aged and Old Residents? Evidence From China

open access: yesFrontiers in Public Health, 2021
As China experiences rapid aging, the mental health of older rural adults has become a major public health concern. Among other social insurance programs, the New Rural Social Pension (NRSP) scheme was established to replace part of the income for old ...
Guochen Pan   +4 more
doaj   +1 more source

One or More Species of Pacific Tree Frogs? Insights From Vocal Sexual Signals

open access: yesEcology and Evolution, Volume 15, Issue 10, October 2025.
We investigated patterns of geographic variation in mating calls and how they relate to genetic and environmental distances among nine populations of Pacific tree frogs. We show that variation in the mating calls is better explained by mitochondrial lineage than by geographic or environmental distances among populations.
Alejandro Vélez, Colleen M. Ingram
wiley   +1 more source

The life-cycle hypothesis, fiscal policy and social security

open access: yesPSL Quarterly Review, 2012
The paper reviews some of the most important results of the Life Cycle Hypothesis (LCH) for understanding individual and aggregate saving behaviour.
Tullio Jappelli
doaj   +1 more source

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