-Level capacity (fixed level at all times) -Stretch and shrink offer inferior extra capacity at peaks (e.g. bus/metro standees) vary seated space per customer (e.g. elbow room, leg room) extend/cut hours of service
-Level capacity (fixed level at all times)-Stretch and shrinkoffer inferior extra capacity at peaks (e.g. bus/metro standees)vary seated space per customer (e.g. elbow room, leg room)extend/cut hours of service