International price discovery in Finnish stock index futures and cash markets Teppo Martikainen; Vesa Puttonen Journal of Banking & Finance 1994 18(5), 809-822
The impact of the return interval on common factors in stock returns: Evidence from a thin security market Teppo Martikainen; Jukka Perttunen; Paavo Yli‐Olli; Angappa Gunasekaran Journal of Banking & Finance 1994 18(4), 659-672