https://doi.org/10.2307/2584360 • https://www.jstor.org/stable/2584360 Copy URL In this paper we are concerned with the problem of sequencing a given set of jobs ...

https://doi.org/10.2307/3010426 • https://www.jstor.org/stable/3010426 Copy URL In this paper we study a minimum cost, multicommodity network flow problem in which ...

1. If marginal product is decreasing, then average product must also be decreasing. 2. For a fixed-proportion technology, inputs cannot be substituted for each other in production. 3. The marginal ...