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On the impact of infrequent trading on the APT systematic risk components
Martikainen, Teppo; Perttunen, Jukka; Yli-Olli, Paavo; … - 1996
Persistent link: https://www.econbiz.de/10000957427
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The statistical validity of ratio method in financial statement analysis : evidence based on ratio classifications
Martikainen, Teppo; Perttunen, Jukka - 1991
Persistent link: https://www.econbiz.de/10000820077
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Thin trading and estimation of systematic risk : an application of an error-correction model
Luoma, Martti; Martikainen, Teppo; Perttunen, Jukka - 1991
Persistent link: https://www.econbiz.de/10000826433
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On the riskiness of the world stock markets
Malkamäki, Markku R. J.; Martikainen, Teppo; … - 1989
Persistent link: https://www.econbiz.de/10000767643
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On the computational performance of the simulated annealing versus the traditional edge exchange procedures
Perttunen, Jukka - 1992
Persistent link: https://www.econbiz.de/10000855621
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The traveling salesman problem : on combined heurist. based on the Clarke-Wright savings method
Perttunen, Jukka - 1988
Persistent link: https://www.econbiz.de/10000748312
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On the allocation of computing time in traveling salesman heuristics
Perttunen, Jukka - 1991
Persistent link: https://www.econbiz.de/10000826435
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On the quality requirements of edge exchange heuristics : random versus constructed initial solutions
Perttunen, Jukka - 1991
Persistent link: https://www.econbiz.de/10000826437
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Modeling a criterion for selecting the edge exchange heuristic for solving the travelling salesman problem
Perttunen, Jukka - 1992
Persistent link: https://www.econbiz.de/10000849757
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On the non-normalities of cross-sectional financial ratio distributions : evidence based on accounting index models
Martikainen, Teppo - 1990
Persistent link: https://www.econbiz.de/10000799957