The central point of this note is that the relationship between market power and inflation depends crucially on the source of inflationary shocks. To the extent that inflation is driven by demand shocks, firms with market power are likely to respond by increasing margins, and thereby amplifying...

We present a model of competitive interaction among n symmetric firms producing a homogeneous good that includes both Bertrand and Cournot competition as special cases. In our model the intensity of competition is captured by a single parameter—the perceived slope of competitors’ supply...

We specify an oligopoly game, where firms choose quantity in order to maximize profits, that is strategically equivalent to a standard Tullock rent-seeking game. We then show that the Tullock game may be interpreted as an oligopsonistic market for influence. Alternative specifications of the...