Stackelberg Duopoly and reaction function.
The inverse demand for a homogeneous product Stackelberg duopoly is P = 20,000 - 5Q. The cost structures for the leader and the follower, respectively, are CL (QL) = 3,000QL and Cf (Qf) = 4,000Qf)
Illustrate what is the follower's reaction function?