This article presents the relationship between a firm’s advertisement spending and sales in a duopoly when information about the competitors’ advertisement spending is unavailable. The competitive interaction between the firms has been modeled as imperfect information Cournot and Stackelberg...

Firms have lately been increasing their investments in digital video advertising at the expense of television advertising. We examine the efficacy of such investments with a media efficiency and saturation analysis on longitudinal datasets from a national restaurant chain, and a national food...