It is always difficult to predict what the Supreme Court will do, and almost everyone agrees this is a close case. (The two federal courts to hear it so far have split, with Clinton winning at the trial level and Jones on appeal.) But there are good reasons to believe that the court may be reluctant to allow Jones' suit to go forward.

CNN: Will She Have Her Day In Court?

But it has always been notoriously difficult to predict how a judge will behave once he or she gets on to the Supreme Court.

ECONOMIST: The Supreme Court: The coming firestorm | The