Sökning: "Risk information"

Visar resultat 11 - 15 av 2476 avhandlingar innehållade orden Risk information.

  1. 11. Some Problems in Quantified Security

    Författare :Vilhelm Verendel; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; computer security; quantified risk; quantified security; risk behavior; operational risk; security metrics; information security; survey; quantitative models; decision-making; risk perception;

    Sammanfattning : This thesis contains work related to quantitative representation and analysis of computer and information security. The ability to accurately describe security using quantitative methods could offer better control and evaluation of security in operational settings. LÄS MER

  2. 12. Information and financial markets

    Författare :Stefan Anchev; Jörgen Hellström; Rickard Olsson; Juha-Pekka Kallunki; Umeå universitet; []
    Nyckelord :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;

    Sammanfattning : 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. LÄS MER

  3. 13. Organizational information provision : managing mandatory and discretionary utilization of information technology

    Författare :Carl-Johan Petri; Linköpings universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Computer science; Datavetenskap; Economic Information Systems; Ekonomiska informationssystem;

    Sammanfattning : This dissertation focuses on the organizational units that participate in the operation of shared information systems - and especially how the codification responsibilities (information creation, collection and recording) are described in the governance models: who are supposed to perform these activities and how are they promoted or hampered by the management control systems?The IT governance model describes the patterns of authority for key IT activities in an organization, which are allocated to different stakeholders to assure that the IT resources are managed and utilized to support the organization's strategies and goals.Altogether, primary data has been compiled in eight case studies and one brief telephone survey. LÄS MER

  4. 14. Actual and Perceived Information Systems Security

    Författare :Per Oscarson; Karin Axelsson; Göran Goldkuhl; Rune Gustafsson; Linköpings universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Information systems security; IS security; IT security; Information security; Actual and perceived; Information science; Informationslära;

    Sammanfattning : As the Internet becomes the major information infrastructure in most sectors, the importance of Information Systems (IS) security steadily increases. While reaching a certain level of actual IS security is vital for most businesses, this level must also be perceived as acceptable by stakeholders. LÄS MER

  5. 15. eMedication – improving medication management using information technology

    Författare :Tora Hammar; Göran Petersson; Sofia Kälvemark Sporrong; Linnéuniversitetet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; eMedication; eHealth; medication; ePrescribing; electronic prescribing; information technology; drug-related problems; clinical decision support system; health care; pharmacy; patient; Health Informatics; Hälsoinformatik;

    Sammanfattning : Medication is an essential part of health care and enables the prevention andtreatment of many conditions. However, medication errors and drug-relatedproblems (DRP) are frequent and cause suffering for patients and substantial costsfor society. LÄS MER