Search for dissertations about: "Portfolios"

Showing result 1 - 5 of 105 swedish dissertations containing the word Portfolios.

  2. 1. Family business portfolios : Enduring entrepreneurship and exit strategies

    Author : Naveed Akhter; Francesco Chirico; Marcela Ramirez-Pasillas; Peter Rosa; Jönköping University; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES;

    Abstract : This dissertation examines how family business portfolios endure across time and investigates the entrepreneurial strategies that they engage in. The goal of this dissertation is addressed through five appended papers in which I have argued for the importance of business families owning multiple firms, that is, portfolio entrepreneurship. READ MORE

  4. 2. Optimal portfolios in the high-dimensional setting : Estimation and assessment of uncertainty

    Author : Erik Thorsén; Taras Bodnar; Joanna Tyrcha; Mark Podolski; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Shrinkage estimator; high-dimensional covariance matrix; random matrix theory; optimal portfolios; parameter uncertainty; ridge regularization; dynamic decision making; matematisk statistik; Mathematical Statistics;

    Abstract : Financial portfolios and diversification go hand in hand. Diversification is one of, if not, the best risk mitigation strategy there is. If an investment performs poorly, then it will not impact the performance of the portfolio much due to diversification. Modern Portfolio Theory (MPT) is a framework for constructing diversified portfolios. READ MORE

  5. 3. Lead auditors, their client portfolios and performances

    Author : Amin Salimi Sofla; Stefan Sundgren; Tobias Svanström; Lasse Niemi; Umeå universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Audit Quality; Client Portfolio; Lead Auditor;

    Abstract : This thesis focuses on lead auditors' differences in terms of client portfolios and performances. First, lead auditors are surveyed and their responses on professional scepticism linked to their performances. Second, survey and archival data are combined to check whether self-control is related to performance. READ MORE

  6. 4. The literacy practices of developing vocational portfolios : interacting activities, negotiating identities and enacting hybrid discourses

    Author : Zoe Nikolaidou; David Barton; Karin Tusting; Alice Fuller; []
    Keywords : HUMANIORA; HUMANITIES;

    Abstract : .... READ MORE

  7. 5. Four applications of stochastic processes : Contagious disease, credit risk, gambling and bond portfolios

    Author : Patrik Andersson; Andreas Nordvall Lagerås; Håkan Andersson; Stewart N. Ethier; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Stochastic processes; Mathematical statistics; Matematisk statistik; Mathematical Statistics; matematisk statistik;

    Abstract : This thesis consists of four papers on applications of stochastic processes. In Paper I we study an open population SIS (Susceptible - Infective - Susceptible) stochastic epidemic model from the time of introduction of the disease, through a possible outbreak and to extinction. The analysis uses coupling arguments and diffusion approximations. READ MORE