There are many decision making problems in which one seeks to choose the optimal package from a large number of indivisible independent proposals. For instance, jobbing firms have often to choose the most profitable package of orders from hundreds of potential ones under a great many...

This paper presents features of the production seat system and its industrial applications in Japan. Like an airline reservation system, customers' orders are booked on the production seat table in the production seat system. Then orders are released from the production table to work processes...