Optimal Quality Improvement and Innovation over the Life Cycle

In this paper, we formulate the problem of product diffusion control by quality. We apply the maximum principle of Pontryagin and obtain the optimal trajectory of quality during the life cycle of a product under various functional hypotheses.

EL OUARDIGHI, F. and TAPIERO, C. (1996). Optimal Quality Improvement and Innovation over the Life Cycle. ESSEC Business School.