How much money does someone working in international relations earn?

There are a lot of careers in international relations. They require anything from a high school diploma or a trade school certificate to an M.D. or PhD. And they may be with the government or with a non-governmental organization. They probably pay in a range from some small hourly wage to a huge salery, depending on your background and what it is that you do. Without a more specific question, a more specific answer isn't possible. Use the link below to the related question on careers in international relations to get a feel for what's possible.