The Tax Justice Network posted this today, and I borrow it with permission:
There are many ways to slice and dice the data to answer the question in our headline, but here's one particular way of doing it. Take a look at this table, from the U.S. researcher Kimberly Clausing. It demonstrates which countries are working hardest to wage economic warfare on the United States (and, by extension, on other countries,) via the global tax system.
The picture is self-explanatory, and it comes alongside a really useful story, which we linked to yesterday but is worth pointing to again.