Results 181 to 190 of about 720,564 (313)

Increasing Returns and Spatial Unemployment Disparities [PDF]

open access: yes
Regional differences in unemployment rates in the EU, both within and across member countries, are far more pronounced than regional income disparities. Yet, standard models of the new trade and location theories (new economic geography, new trade theory
Jens Suedekum
core  

Increase in Pancreatoduodenectomy Volume at Mid‐Volume Facilities in the United States: A National Cancer Database Analysis

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
ABSTRACT Background The annual number of pancreatoduodenectomies (PDs) in the United States has increased over the past decade, but the facility types driving this growth and whether outcomes have improved remain unclear. We aimed to identify characteristics of facilities with increasing PD volumes and assess national trends in centralization ...
Koichi Tomita, Naruhiko Ikoma
wiley   +1 more source

Does the abiotic environment influence the distribution of flower and fruit colors?

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Color in flowers and fruits carries multiple functions, from attracting animal partners (pollinators, dispersers) to mitigating environmental stress (cold, drought, UV‐B). With research historically focusing on biotic interactions as selective agents, however, it remains unclear whether abiotic stressors impact flower and fruit colors ...
Agnes S. Dellinger   +3 more
wiley   +1 more source

Regional geography of Dek Island, Lake Tana, Ethiopia [PDF]

open access: yes, 2015
Adgo, Enyew   +3 more
core   +1 more source

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