Sökning: "persistency"

Visar resultat 1 - 5 av 28 avhandlingar innehållade ordet persistency.

1. 1. ADHD in Old Age: Self-rated Symptoms and Clinical Information from a Population-Based Swedish Sample Aged 65 and Older

   Författare :Taina Guldberg-Kjär; Göteborgs universitet; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; ADHD; population-based; prevalence; persistency; old people; lifespan; scales;

   Sammanfattning : DOCTORAL DISSERTATION IN PSYCHOLOGY ABSTRACT Guldberg-Kjär, Taina (2013). ADHD in old age - Self-rated symptoms and Clinical information from a Population-Based Swedish Sample Aged 65 and older. Department of Psychology. University of Gothenburg, Sweden. LÄS MER

3. 2. Persistency, bioaccumulation and toxicity assessment of selected brominated flame retardants

   Författare :Jenny Rattfelt Nyholm; Patrik L. Andersson; Peter Haglund; Mats Tysklind; Walter Vetter; Umeå universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; persistence; bioaccumulation; toxicity; biodegradation; biotransformation; PBT; read across; soil; earthworm; zebrafish; copepod; BFRs; polybrominated diphenyl ethers; tetrabromobisphenol A; hexabromocyclododecane; hexabromobenzene; 2; 4; 6-tribromophenol; tetrabromobisphenol A; 2-hydroxyethyl ether; 1; 2-dibromo-4- 1; 2-dibromoethyl cyclohexane; Environmental chemistry; Miljökemi;

   Sammanfattning : Brominated flame retardants (BFRs) are chemicals used in e.g. electronic equipment, textiles and plastics for the prevention of fire. Over recent decades, concern has been raised regarding some heavily used BFRs, since the levels in the environment have been increasing. LÄS MER

4. 3. Essays on Labor Supply and Poverty: A microeconometric application

   Författare :Nizamul Islam; Göteborgs universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Labor Supply; State Dependence; Unobserved Heterogeneity; Poverty persistency;

   Sammanfattning : This thesis consists of four papers in applied micro econometrics. The first paper evaluates the discrete choice labor supply Model by Monte Carlo experiment. The 2nd paper investigates the relationships between participation decisions and both the fertility decision and women's non-labor income. LÄS MER

5. 4. Hydrolysis and photolysis of brominated flame retardants and some traditional persistent organic pollutants : Reactivity as a tool in fate assessement of chemicals

   Författare :Sara Rahm; Åke Bergman; Stellan Marklund; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Environmental chemistry; Miljökemi;

   Sammanfattning : An organic compound that remains in the environment for a long time is regarded as a persistent organic pollutant (POP). Still, persistency is not a well defined property with a firm definition. Instead it is a conceptual property of chemicals for which DDT and PCB are typical representatives. LÄS MER

7. 5. History and geography matter : The cultural dimension of entrepreneurship

   Författare :Sabrina Fredin; Jan-Evert Nilsson; Jonas Gabrielsson; Michaela Trippl; Yuko Aoyama; Blekinge Tekniska Högskola; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Entrepreneurship; culture; path dependence; region; local; geography;

   Sammanfattning : This dissertation deals with the rise of new industries through entrepreneurial activities. The aim is to investigate how differences in contexts might encourage or discourage entrepreneurial activities. This contextualization of entrepreneurship enhanced our understanding of when, how and why entrepreneurial activities happen. LÄS MER