Sökning: "comparative study"

Visar resultat 1 - 5 av 1380 avhandlingar innehållade orden comparative study.

1. 1. Obstacles to students' learning of the limit concept : A comparative study

   Författare :Abraham Kumsa Beyene; Kerstin Pettersson; Iben Christiansen; Juter Kristina; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Obstacles; limit; calculus; case study; comparative study; upper secondary; Mathematics Education; matematikämnets didaktik;

   Sammanfattning : This thesis explores obstacles to students’ learning of the limit of a function as students learn the concept in post-compulsory schools in two culturally different contexts, namely Sweden and Ethiopia. The study investigates obstacles to students’ learning of the intuitive limit concept (the limit concept that is based on the intuitive definition) taught in upper secondary schools of these two contexts and characterises the nature of these obstacles. LÄS MER

3. 2. Quality of Democracy Around the Globe : A Comparative Study

   Författare :John Högström; Ingemar Wörlund; Svante Ersson; Joakim Ekman; Mittuniversitetet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; quality of democracy; stable democracies; political institutions; political participation; political competition; political equality; rule of law; demokratikvalitet; stabila demokratier; politiska institutioner; politiskt deltagande; politisk konkurrens; politisk jämlikhet; rättsstatens principer;

   Sammanfattning : This study deals with the quality of democracy, and its purpose is to examine which factors affect the varying levels of the quality of democracy in the stable democracies in the world. The research question posited in the study is: what explains the varying levels of the quality of democracy in the democratic countries in the world, and do political institutions matter? Theoretically, the quality of democracy is distinguished from other similar concepts employed in comparative politics, and what the quality of democracy stands for is clarified. LÄS MER

4. 3. Refined crystal structures of Zn(II)- and Cu(II)-alcohol dehydrogenase : a comparative study

   Författare :Salam al-Karadaghi; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; strukturkemi; Structural Chemistry;

   Sammanfattning : The crystal structure of the ternary complex of horse liver alcohol dehydrogenase (LADH) with the coenzyme NADH and inhibitor dimethyl sulphoxide (DMSO) (space group PI) has been refined by simulated annealing with molecular dynamics and restrained positional refinement using the program system XPLOR. The resulting crystallographic R- factor is 17. LÄS MER

5. 4. Industrial buying behavior in the Swedish and Polish mining industries : a comparative study

   Författare :Cristina Baptista; Lars-Ole Forsberg; Luleå tekniska universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Industrial Marketing; Industriell marknadsföring;

   Sammanfattning : .... LÄS MER

7. 5. Shipbuilding in South Korea : a comparative study

   Författare :Gabriel Jonsson; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; HUMANIORA; HUMANITIES; Varvsindustri; Sydkorea;

   Sammanfattning : .... LÄS MER