Results 141 to 150 of about 313,191 (372)
The brain drain and the world distribution of income and population [PDF]
This paper models the evolution of the world distribution of income and shows that while the distribution of income per capita across economies in the world will be stable in the long run, the world distribution of population may be divergent.
Mountford, A., Rapoport, H.
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Abstract Purpose Limited data and experience surround lateral unicompartmental knee arthroplasty (UKA), contributing to uncertainty regarding its broader application in clinical practice. To understand how to optimise lateral UKA outcomes, this study aimed to evaluate the implant survival of lateral UKA and compare it to total knee arthroplasty (TKA ...
Kristine Ifigenia Bunyoz +3 more
wiley +1 more source
Managing migration: the Brazilian case [PDF]
The objective of this paper is to present the Brazilian migration experience and its relationship with migration management. The article is divided into three parts.
Eduardo L. G. Rios-Neto
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The size distribution of cities: a kinetic explanation
We present a kinetic approach to the formation of urban agglomerations which is based on simple rules of immigration and emigration. In most cases, the Boltzmann-type kinetic description allows to obtain, within an asymptotic procedure, a Fokker--Planck ...
Gualandi, Stefano, Toscani, Giuseppe
core +1 more source
International Sanctions and Emigration
In this first empirical analysis of how sanctions affect international migration, we apply two estimation strategies, a panel difference-in-differences model and an event study approach. Our dataset covers 79,791 dyad-year observations, reflecting migration flows from 157 origin countries to 32 (largely OECD) destination countries between 1961 and 2018.
Jerg Gutmann +2 more
openaire +4 more sources
Abstract Purpose The aim of this study was to estimate the relative risk of revision for total knee arthroplasty (TKA) with prior knee arthroplasties compared to TKAs in knees without prior surgery. In addition, this study aimed to assess if there was a dose‐response relationship between the number of prior knee arthroscopies and the risk of TKA ...
Julius Tetens Hald +3 more
wiley +1 more source
What Fundamentals Drive World Migration? [PDF]
migration, poverty, demographic economics, emigration ...
Hatton, Timothy J. +1 more
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Increased Risk of Cholesteatoma in Individuals With Alpha‐1 Antitrypsin Deficiency: A Cohort Study
Patients with AATD had a 3.6‐fold increased risk of cholesteatoma surgery (HR: 3.62) compared to controls. These findings suggest that AATD may contribute to the development of cholesteatoma. ABSTRACT Objective To estimate the risk of cholesteatoma in patients with alpha‐1 antitrypsin deficiency (AATD) compared to the general population using time‐to ...
Abdulla Ali +3 more
wiley +1 more source
Immigrants: skills, occupations and locations [PDF]
Immigrants ; Emigration and immigration ; Labor supply - United ...
Christopher J. Martinek +1 more
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Demographic responses to short-term stress in a 19th century Tuscan population: the case of household out-migration [PDF]
This paper deals with the relationship between household emigration and short-term crisis in a rural community of mid-19th century Tuscany. Based on a detailed reconstruction of individual and household life-histories, the paper shows the close ...
Breschi, Marco +2 more
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