Search for dissertations about: "incomplete information"

Showing result 1 - 5 of 143 swedish dissertations containing the words incomplete information.

  1. 1. Information and financial markets

    University dissertation from Umeå : Umeå University

    Author : Stefan Anchev; Umeå universitet.; [2018]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Information; dissemination of information; production of private information; information disadvantage; investor base; stock return anomalies; stock price informativeness; quantity of firm disclosure; less sophisticated individual investors;

    Abstract : The results in this thesis are consistent with the hypotheses that: 1) the incomplete dissemination of information across investors helps in explaining the occurrence and the persistence of cross-sectional stock return anomalies, 2) the properties of the investor base of a stock have implications for the informativeness of the stock's price and 3) a greater quantity of firm disclosure places less sophisticated investors at an information disadvantage. Overall, the thesis provides new empirical evidence about the role of information in financial markets. READ MORE

  2. 2. Selfish Dynamic Spectrum Access in Multichannel Wireless Networks Complete and incomplete information analysis

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Ali Özyagci; KTH.; KTH.; [2011]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Game theory; Multichannel random access; Bayesian game; Nash equilibrium Heterogeneous channels; SRA - ICT; SRA - Informations- och kommunikationsteknik;

    Abstract : The increasing popularity and widespread deployment of wireless data systems fuel the increasing demand for more spectrum. On the other hand, various studies measuring spectrum utilization show that there is a huge variation in spectrum utilization at different times and locations. READ MORE

  3. 3. Coordinated MultiPoint Transmission with Incomplete Information

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Tilak Rajesh Lakshmana; [2015]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; scheduling; precoding; coordinated multipoint; joint transmission; backhauling; particle swarm optimization; decentralized; stochastic optimization; convex optimization; efficient backhauling; centralized;

    Abstract : The demand for higher data rates and efficient use of various resources has been an unquenchable thirst across different generations of cellular systems, and it continues to be so. Aggressive reuse of frequency resources in cellular systems gives rise to intercell interference which severely affects the data rate of users at the cell-edge. READ MORE

  4. 4. Essays on the Economics of Networks Under Incomplete Information

    University dissertation from Stockholm : Department of Economics, Stockholm University

    Author : Theodoros Rapanos; Stockholms universitet.; [2016]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; social networks; social learning; social influence; incomplete information; Bayesian game; Economics; nationalekonomi;

    Abstract : Social networks constitute a major channel for the diffusion of information and the formation of attitudes in a society. Introducing a dynamic model of social learning, the first part of this thesis studies the emergence of socially influential individuals and groups, and identifies the characteristics that make them influential. READ MORE

  5. 5. Essays on Incomplete Information in Financial Markets

    University dissertation from Department of Economics, Lund Universtiy

    Author : Frederik Lundtofte; Lunds universitet.; Lund University.; [2005]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; ekonomiska system; ekonomisk politik; Financial science; Finansiering; ekonomisk teori; economic policy; Nationalekonomi; ekonometri; Economics; econometrics; economic theory; factor pricing models; hedging demands; estimation risk; partial information; learning; economic systems;

    Abstract : Popular Abstract in Swedish Avhandlingen består av tre essäer som behandlar effekterna av inkomplett information i de finansiella marknaderna. Av dessa essäer är två teoretiska och en är huvudsakligen empirisk. Samtliga essäer undersöker effekterna av parameterosäkerhet, och de använder sig av kontinuerliga modeller. READ MORE