Minna Martikainen

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I investigate a relation between the conditional mean and variance of the aggregate stock return using a model that allows the relevance of the risk-return trade-off and autocorrelation to change over time. The model detects a positive risk-return relation, but the importance of the risk-return relation fluctuates with the level of information flow,(More)
mainly based on US data, and the evidence based on non-US data is limited. The paper uses data from the Swedish stock market in which the role and importance of the analyst profession has considerably increased during the sample period. This being the case, it can be assumed that the role of the analysts' forecasts has increased during the sample period.(More)
We analyze the determinants of performance in small unlisted family firms, and find, in line with previous studies, a positive effect associated with a family CEO. We contribute to previous literature by also analyzing the effect of board size in these already small family boards, where the maximum number of board members is 6. We find that even here, board(More)
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