2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/42010In order to determine the fundamental MSSM parameters M_1, M_2, μand \tanβthe tau polarization from stau decays can be explored as a `bridge' between the gaugino/higgsino and the stau sector in particular in the high \tanβrange. Even in the case of high \tanβan accuracy of δ(\tanβ)\approx 5% with an simultanous determination of A_τ is possible without assuming a specific SUSY breaking scheme.11 pages,8 figures; to appear in the Proceedings of SUSY02, references addedHigh Energy Physics - Phenomenologytext