Score contribution per author:
α: calibrated so average coauthorship-adjusted count equals average raw count
The supergame-theoretic model of price competition (Rotemberg and Saloner (1986)) is re-examined in the case of serially correlated demand shocks. The equilibrium price is shown to exhibit the same counter-cyclical movement as in the i.i.d. case, if the discount factor and the number of firms satisfy certain relationship.