Natter, Martin; Mild, Andreas; Wagner, Udo; Taudes, Alfred - Universität <Frankfurt, Main> / Lehrstuhl für … - 2006
tele.ring is a mobile phone organization selling contracts and cell phones in the Austrian market. Themarket situation in 2005 was highly competitive and dynamic resulting in relatively short tariff lifecycles. Excessively long lead times made tele.ring’s management feel dissatisfied with...