The global approach to nonlinear renewal theory is integrated with the author's own local approach. Both the theory and its applications are placed in perspecti

The global approach to nonlinear renewal theory is integrated with the author's own local approach. Both the theory and its applications are placed in perspecti

adjusted at the time of each breakdown.

An analogue of Blackwell's renewal theorem is obtained for processes Z sub n = S sub n + xi sub n, where S sub n is the nth partial sum of a sequence X1,X2, ...