Won't this degenerate to a pure bidding war, with people sending their money to the town that gives them the largest fraction of cash equivalent returns, transforming into only a tax reduction ? like, cities will bid to something like ninety-something% cash equivalent, to the very limit of their margin because it's winner takes all.
If you got to the end of the article you'd know that's exactly what happened. The central gov stepped in and limited the quid pro quo gifts to 50% of the donation amount. so now that's become the defacto standard for the return "gift".
