Narrow search
Showing 1 - 3 of 3
Cover Image
On the impact of infrequent trading on the APT systematic risk components -- Evidence from a thin security market
Martikainen, Teppo; Perttunen, Jukka; Yli-Olli, Paavo; … - In: European Journal of Operational Research 88 (1996) 1, pp. 23-27
Persistent link: https://www.econbiz.de/10005253309
Cover Image
Financial ratio distribution irregularities: Implications for ratio classification
Martikainen, Teppo; Perttunen, Jukka; Yli-Olli, Paavo; … - In: European Journal of Operational Research 80 (1995) 1, pp. 34-44
Persistent link: https://www.econbiz.de/10005253982
Cover Image
On the riskiness of the world's stock markets
Malkamaki, Markku J.; Martikainen, Teppo; Perttunen, Jukka - In: European Journal of Operational Research 53 (1991) 3, pp. 288-296
Persistent link: https://www.econbiz.de/10005278041