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2 votes
1 answer
66 views

How do the assumptions $p'+q_ip''<0$ and $p'-c''<0$ ensure the stability of the Nash equilibrium among private firms in basic mixed oligopoly model?

I have two quick question regarding basic oligopoly models: What is meant by we impose the assumptions to $p'+q_ip''<0$ and $p'-c''<0$ to ensure the stability of the Nash equilibrium among ...
Froter's user avatar
  • 31
5 votes
2 answers
561 views

Cournot oligopoly - first-order condition

I am reading an article that has this description of the first-order condition for a Cournot n-firm game: Take $P(Q) = Q^{-1}$, $\pi_i(q_i, Q) = (Q^{-1} - c_i)q_i$. Then the first-order condition for ...
user219923's user avatar
3 votes
1 answer
163 views

Perfect Bayesian Equilibrium in a two stage game with incomplete information

I would like to solve a game where firms have private information about their own type, but only know the distribution of the other firm's type. They interact in two stages, where the strategies ...
unicoerner's user avatar
2 votes
1 answer
392 views

Intuition behind a cournot duopoly nash equilibrium producing a higher output than a monopoly?

I am just wondering if someone could explain the descriptive, not mathematical intuition behind why a cournot equilibrium for a duopoly produces a higher level of output than a monopolist but lower ...
ftse420's user avatar
  • 21
2 votes
1 answer
302 views

Choosing the nondominant strategy in a duopoly

Would a company ever choose a nondominant strategy in a duopoly? Let's take this specific example (2007 AP MicroEcon B #2). Two airlines, Airtouch and Windward, are scheduling flights for either ...
oink's user avatar
  • 123