Pair product rule: Difference between revisions
No edit summary |
No edit summary |
||
| Line 2: | Line 2: | ||
* always more than one [[prototype]]; | * always more than one [[prototype]]; | ||
* customer/consumer may always select alternative vendor. | * customer/consumer may always select alternative vendor. | ||
Also characterized by | |||
* outsourcing to the competetor to keep up demand | |||