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Visar resultat 1 - 5 av 766 avhandlingar som matchar ovanstående sökkriterier.

1. 1. Return Migration from Sweden : A Longitudinal Analysis

   Författare :Martin Klinthäll; Tommy Bengtsson; Barry Chiswick; Lund Unviversity Department of Economic History; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Return migration; immigrants; labour migration; Economic history; Ekonomisk historia;

   Sammanfattning : Return migration is one of the least studied areas within migration research, although it has major implications for both sending and receiving societies. The importance of the phenomenon is shown by the fact that more than 50 percent of the immigrants who arrived in Sweden in 1970 had returned after twenty years. LÄS MER

3. 2. Bayesian Cluster Analysis : Some Extensions to Non-standard Situations

   Författare :Jessica Franzén; Daniel Thorburn; Jukka Corander; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Cluster analysis; Clustering; Classification; Mixture model; Gaussian; Bayesian inference; MCMC; Gibbs sampler; Deviant group; Longitudinal; Missing data; Multiple imputation; Statistics; Statistik; Statistics; statistik;

   Sammanfattning : The Bayesian approach to cluster analysis is presented. We assume that all data stem from a finite mixture model, where each component corresponds to one cluster and is given by a multivariate normal distribution with unknown mean and variance. LÄS MER

4. 3. Learning Computing at University: Participation and Identity : A Longitudinal Study

   Författare :Anne-Kathrin Peters; Arnold Pears; Anders Berglund; Anna Eckerdal; Lars Ulriksen; Uppsala universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; computing education research; engineering education research; computer science; higher education; engagement; diversity; equity; gender; competencies; culture; longitudinal; identity; participation; power; agency; uniformity; communities of practice; social theory of learning; phenomenography; student reflections; Datavetenskap med inriktning mot datavetenskapens didaktik; Computer Science with specialization in Computer Science Education Research;

   Sammanfattning : Computing education has struggled with student engagement and diversity in the student population for a long time. Research in science, technology, engineering, and mathematics (STEM) education suggests that taking a social, long-term perspective on learning is a fruitful approach to resolving some of these persistent challenges. LÄS MER

5. 4. Return Migration from Sweden 1968-1996. A Longitudinal Analysis

   Författare :Martin Klinthäll; Ekonomisk-historiska institutionen; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; transient migration; longitudinal analysis; Sweden; income performance; integration; refugee; immigrant; Migration; labor market; self-selection; Social and economic history; Ekonomisk och social historia;

   Sammanfattning : This book deals with return migration from Sweden in the period 1968-1996 to Chile, Germany, Greece, Iran, Poland, Turkey, United States and Yugoslavia, against the background of economic and political developments in Sweden and in the different source countries. An important question in the study regards whether return migrants deviate from other immigrants in terms of human capital characteristics and economic integration. LÄS MER

7. 5. Musculoskeletal pain, memory, and aging : Cross-sectional and longitudinal findings

   Författare :Stefan Söderfjell; Bo Molander; Björn Lyxell; Umeå universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Psychology; Musculoskeletal pain; Cognitive functioning; Episodic memory; Semantic memory; Implicit memory; Cross-sectional; Longitudinal; Age; Psykologi; Psychology; Psykologi; Psychology; psykologi;

   Sammanfattning : The general aim of the thesis was to investigate potential differences in memory performance between participants across the adult life span with and without self-reported musculoskeletal pain. Chronic musculoskeletal pain is a major health related problem in our society. LÄS MER