4A_438/2018, Urteil vom 17. Januar 2019 [Arbitral tribunal not required to hear a witness where the party calling him does not explain what further information beyond those in the written witness statement could be obtained during the hearing] - ASA Bulletin View 4A_438/2018, Urteil vom 17. Januar 2019 [Arbitral tribunal not required to hear a witness where the party calling him does not explain what further information beyond those in the written witness statement could be obtained during the hearing] by - ASA Bulletin 4A_438/2018, Urteil vom 17. Januar 2019 [Arbitral tribunal not required to hear a witness where the party calling him does not explain what further information beyond those in the written witness statement could be obtained during the hearing] 40 3


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