<Para ID="Par1">We develop revealed preference tests for models of multi-product oligopoly, building on the work in Carvajal et al. (Econometrica 81(6):2351–2379, <CitationRef CitationID="CR8">2013</CitationRef>). We analyze a Cournot model with multiple goods and show that it has testable restrictions when at least one good is produced by two or more...</citationref></para>

An observer makes a number of observations of an industry producing a homogeneous good.  Each observation consists of the market price, the output of individual firms and perhaps information on each firm's production cost.  We provide various tests (typically, linear programs) with which the...