6. What is a key feature of the digraph?
Answer: B
There is tension between cooperation and well-management.
A key feature of the digraph is that it illustrates the inherent tension between cooperation among firms and the need for effective management within that structure.
A) The authors of any one series in the market have time to be reported on the profile of all the other series.
This option is incorrect as it does not relate to the structural dynamics of a digraph. It suggests a focus on authors and reporting, which is irrelevant when discussing the relationships and interactions between firms in the context of a digraph.
B) There is tension between cooperation and well-management.
This option accurately describes a crucial aspect of the digraph, highlighting the conflicting interests that can arise when firms must balance collaborative efforts with the need for effective management. This tension is central to understanding how firms operate within a network.
C) Firms in an oligopoly are independent of the market, much like competition firms.
This statement is misleading. In an oligopoly, firms are interdependent and their decisions are influenced by the actions of other firms in the market, contrasting with the notion of independence suggested here. This misrepresentation does not pertain to the digraph's features.
D) There is little, if any, information for cooperation between firms.
While this option touches on the theme of cooperation, it incorrectly implies a lack of information that can facilitate cooperation. Instead, the digraph emphasizes the need to navigate and manage the complexities of cooperation, rather than suggesting that information is entirely absent.
Conclusion
The correct answer, highlighting the tension between cooperation and well-management, encapsulates a fundamental characteristic of the digraph. Other options either misinterpret the nature of firm interactions in oligopolistic markets or stray from the core concept of the digraph, reinforcing the validity of option B as the only accurate representation of the key feature sought in the question.