You refer to Citizens United and the right to spend money on things like advertisements and PACs and movies about current political candidates? Yes. But that wa

You refer to Citizens United and the right to spend money on things like advertisements and PACs and movies about current political candidates? Yes. But that was very speech-oriented spending. I'm not aware of jurisprudence extending the concept of "speech" to general spending decisions in the context of boycotts — but again, it's probably not necessary; freedom of association is a real freedom.