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The wage effects of immigration and emigration [PDF]

open access: green, 2011
Immigrants in Rome or Paris are more visible to the public eye than the Italian or French engineers in Silicon Valley, especially when it comes to the debate on the effects of immigration on the employment and wages of natives in high-income countries.
Fredérić Docquier   +2 more
core   +9 more sources

Extinction debt in local habitats: quantifying the roles of random drift, immigration and emigration [PDF]

open access: goldRoyal Society Open Science, 2020
We developed a time-dependent stochastic neutral model for predicting diverse temporal trajectories of biodiversity change in response to ecological disturbance (i.e. habitat destruction) and dispersal dynamic (i.e. emigration and immigration). The model
Yongbin Wu   +4 more
doaj   +2 more sources

Some Aspects of the Emigration-Immigration Process [PDF]

open access: bronzeThe Annals of Mathematical Statistics, 1962
A multivariate emigration-immigration or a Poisson-Markoff process (Bartlett [2], Ruben and Rothschild [9], Patil [8]; cf. also Bartlett [3], p. 78) is a vector stochastic process $\mathbf{n}(t) = (n_1(t), n_2(t), \cdots, n_m(t))$ in continuous time $t$ which is described by the following properties: There exists a complex of non-negative time ...
Harold Ruben
openalex   +5 more sources

Spain: From Immigration to Emigration? [PDF]

open access: greenSSRN Electronic Journal, 2015
Since the start of the Great Recession the unemployment rate in Spain has risen by almost 18 percentage points. The unemployment crisis is affecting all population groups, including the more highly educated; but it is even more acute for the foreign population, whose unemployment rate is close to 40%.
Mario Izquierdo   +2 more
openalex   +4 more sources

In and out: factors influencing two decades of straying and homing by Pacific salmon within the Columbia River basin [PDF]

open access: yesRoyal Society Open Science
In addition to patch size and spatial isolation, habitat quality can also influence attractiveness of patches to dispersing individuals. Using mark recapture data from 19 populations of Chinook salmon (Oncorhynchus tshawytscha) across 23 years in the ...
Peter A. H. Westley   +5 more
doaj   +2 more sources

Migration/immigration/emigration

open access: bronzeK&K - Kultur og Klasse, 2016
Anmeldelse af Sten Pultz Moslund, Anne Ringe Petersen & Moritz Schramm (red.): The Culture of Migra­tion. Politics, Aesthetics and Histories. I. B Taurus, London.
Axel Andersson
openalex   +4 more sources

Spain: from massive immigration to vast emigration? [PDF]

open access: hybridIZA Journal of Migration, 2016
AbstractLarge immigration flows during the 1995–2007 period increased the weight of foreigners living in Spain to 12 % of the total population. The rapid increase in unemployment associated with the Great Recession and the subsequent European debt crisis, substantially changed migration flows, so that, from the beginning of the 2010s, Spain experienced
Mario Izquierdo   +2 more
openalex   +4 more sources

Emigrants and Immigrants Networks in FDI [PDF]

open access: yesSSRN Electronic Journal, 2006
This paper studies the relationship between emigration, immigration and the bilateral foreign direct investments (FDI), inward and outward, between Italy and 51 foreign countries. The results suggest that the networks of Italian emigrants abroad significantly promote both inward and outward bilateral FDI.
Marina Murat, Barbara Pistoresi
openaire   +4 more sources

Factors influencing hibernation in Harmonia axyridis: Role of the environment and interval timer

open access: yesFrontiers in Ecology and Evolution, 2022
From 2014 to 2022, we investigated the length of hibernation in a population of the invasive ladybird Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae) in Central Europe. Adults were collected during the autumn immigration to overwintering sites and
Alois Honek   +2 more
doaj   +1 more source

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