No one buying shit anymore. People still buying shit elsewhere. GDP and tax revenues fall relative to others. Deflationary aspects. Market leaders complain through lobbying groups. Repeal. Back to square one.
I don't agree. They are two separate depictions of what might happen as a result of applying a tax on advertising. They may well coincide with each other, however. Saying that the second is a restatement of the first is like saying two interpretations of Piero Manzoni's "Artist's Shit" are restating the same fact.