Traditionally, there is a premium in which the leading television station gains a bigger share of the advertising market than its audience share - hence the name of this effect among media buyers, 'the power .....'. (*) house (*) pack (*) ratio (*) share
This is a companion discussion topic for the original entry at https://english.best/questions/9166,traditionally-there-is-a-premium-in-which-the-leading-television-station-gains-a-bigger-share-of-the-advertising-market-than-its-audience-share-hence-the-name-of-this-effect-among-media-buyers-the-power-___/