Template-Type: ReDIF-Paper 1.0 Title: On failure modeling Author-Name: Heinricher,Arthur Helmes Kurt Author-WorkPlace-Name: University of Kentucky Classification-JEL: 211 Keywords: Reliability problems,Changing environment,Survival pro- bability Series: Sonderforschungsbereich 303 Creation-Date: 1988-09 Handle: RePEc:bon:bonsfb:99