But fair is fair. If publishers want to force social media to pay for news content. Social Media has every right to refuse to pay and refuse to redistribute.
Assuming that you don't then become locked into mandatory "agreements" (and I use the term loosely given the inability to refuse) with rates that keep going up. Leaving aside that sometimes the principle outweighs the profits; a link tax, or any other restriction on linking, is an abhorrent constraint on the Internet.