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Post-earnings announcement drift Helsingin pörssissä
(2019)
Tämän kandidaatintutkielman tavoitteena on tutkia Ball & Brownin (1968) löytämää Post Earnings Announcement Drift-anomaliaa Helsingin pörssissä. Kyseinen anomalia rikkoo tehokkaiden markkinoiden keskivahvaa ehtoa ja ...
The short and long-term effects of Covid-19 on volatility-sorted portfolios in OMX Helsinki : an event study of beta’s impact on portfolio performance during the Covid pandemic
(2023)
Low-volatility securities are considered to produce more stable returns than those with higher volatility. The Capital Asset Pricing Model proposes that increased stability is achieved at the expense of the magnitude of ...