Results 111 to 120 of about 3,825 (195)

Assessment of the human response to acute mental stress-An overview and a multimodal study. [PDF]

open access: yesPLoS One, 2023
Ernst H   +5 more
europepmc   +1 more source

Chicken or egg? Transport and urban development in Berlin [PDF]

open access: yes, 2013
Infrastructure and especially mass transit play a major role in urban economics and are the centre of many research questions. Probably due to simultaneous determination of infrastructure supply and demand most research is only carried out on the supply ...
Ahlfeldt, Gabriel   +2 more
core  

Shape theory via polar decomposition [PDF]

open access: yes, 2010
This work proposes a new model in the context of statistical theory of shape, based on the polar decomposition. The non isotropic noncentral elliptical shape distributions via polar decomposition is derived in the context of zonal polynomials, avoiding ...
Agraria Antonio Narro   +2 more
core  

Financial Exposure and Productive Performance in French Arable Farms [PDF]

open access: yes
This paper examines the dynamic relationship between financial exposure and productive performance in agriculture. To this end, Granger's concept of causality and VAR representation are used.
Stéphane Blancard
core  

Contribution of PPP with Ambiguity Resolution to the Maintenance of Terrestrial Reference Frame

open access: yesRemote Sensing
Precise Point Positioning (PPP) provides static positioning at the millimeter level and kinematic positioning ranging from millimeters to decimeters globally.
Ruyuan Wang   +4 more
doaj   +1 more source

The self-regulatory German health care system between growing competition and state hierarchy [PDF]

open access: yes
This article focuses on the changing role of the state in financing, providing and regulating health care services under the German health care system from 1970-2000.
Helmert, Uwe   +2 more
core  

Income and Longevity Revisited: Do High-Earning Women Live Longer? [PDF]

open access: yes
The empirical relationship between income and longevity has been addressed by a large number of studies, but most were confined to men. In particular, administrative data from public pension systems are less reliable for women because of the loose ...
Friedrich Breyer, Jan Marcus
core  

Basic research for the geodynamics program [PDF]

open access: yes
Some objectives of this geodynamic program are: (1) optimal utilization of laser and VLBI observations as reference frames for geodynamics, (2) utilization of range difference observations in geodynamics, and (3) estimation techniques in crustal ...

core   +1 more source

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