Estimating efficiency of stock return with interval data

• Main Authors: Tibprasorn P., Khiewngamdee C., Yamaka W., Sriboonchitta S.
• Format: Book Series
• Published: 2017
• Online Access: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85012906531&origin=inward; http://cmuir.cmu.ac.th/jspui/handle/6653943832/40755
• Institution: Chiang Mai University

© Springer International Publishing AG 2017. Existing studies on capital asset pricing model (CAPM) have basically focused on point data which may not concern about the variability and uncertainty in the data. Hence, this paper suggests the approach that gains more efficiency, that is, the interval...