Results 171 to 180 of about 3,743,021 (314)

The influence of previous labour market experiences on subsequent job tenure [PDF]

open access: yes
The aim of this paper is to analyse the influence of individual’s previous labour market experiences on the duration of subsequent job matches in the Spanish labour market.
Carlos García- Serrano   +1 more
core  

Confirming the impact origin of the São Miguel do Tapuio structure, northeastern Brazil

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract The São Miguel do Tapuio structure (SMT) is a remarkable, nearcircular feature of about 21 km diameter, centered at 5°37.6′ S, 41°23.3′ W in Piauí state, northeastern Brazil. The structure is located within the sedimentary strata of the Paleozoic–Mesozoic Parnaíba Basin and predominantly comprises sandstones of the Devonian Pimenteiras and ...
Alvaro Penteado Crósta   +9 more
wiley   +1 more source

Seeing herbaria in a new light: leaf reflectance spectroscopy unlocks trait and classification modeling in plant biodiversity collections

open access: yesNew Phytologist, EarlyView.
Summary Reflectance spectroscopy is a rapid method for estimating traits and discriminating species. Spectral libraries from herbarium specimens represent an untapped resource for generating broad phenomic datasets across space, time, and taxa. We conducted a proof‐of‐concept study using trait data and spectra from herbarium specimens up to 179 yr old,
Dawson M. White   +6 more
wiley   +1 more source

Female labour supply and income taxation in Spain: The importance of behavioural assumptions and unobserved heterogeneity specification [PDF]

open access: yes
We estimate four models of female labour supply using a Spanish sample of married women from 1994, taking into account the complete form of the individual’s budget set.
Jaume García, María José Suárez
core  

Evolutionary and environmental drivers of dry‐season deciduousness in a legume genus

open access: yesNew Phytologist, EarlyView.
Summary Leaf deciduousness is a key drought‐avoidance strategy in tropical flora, reducing water loss during seasonal dry periods. While winter‐deciduousness in temperate regions is well‐understood, the evolutionary and environmental drivers of dry‐season deciduousness remain poorly explored.
Cibele Cássia‐Silva   +7 more
wiley   +1 more source

An extra time duration model with application to unemployment duration under benefits in Spain [PDF]

open access: yes
This paper postulates that the effect of unemployment benefits on the hazard rates changes considerably using a traditional duration model that uses only unemployment insurance (UI) data, or deals with unemployment assistance (UA) as a mere extension of ...
José Mª Arranz, Juan Muro
core  

Increased arbuscular mycorrhizal fungal biomass and diversity in soil under long‐term climate drying and warming

open access: yesNew Phytologist, EarlyView.
Summary Arbuscular mycorrhizal fungi (AMF) support critical ecosystem services including plant resource acquisition and productivity. AMF functional traits such as relative biomass investment in root vs soil colonization or drought tolerance are thought to be evolutionarily conserved within AMF lineages and might influence AMF community responses to ...
María del Mar Alguacil   +6 more
wiley   +1 more source

Rafael Crecente Maseda In Memorian

open access: yesRecursos Rurais, 2016
Comité de Redacción de Recursos Rurais Comité de Redacción de Recursos Rurais
doaj  

Comentario: Recursos

open access: yes, 1933
Papel. - Artículo titulado COMENTARIO: RECURSOS publicado en AHORA (MADRID). - Procedencia: fondo Miguel de Unamuno. - Conservación: Buena.
openaire   +1 more source

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