In this task, you are given a statement spoken by a politician in natural language. Your task is to generate the subject of the discussion for the given statement. The subject generated is not necessarily a part of the given input. Your answer should contain one or more words.

When housing and transportation costs are combined, Atlantas cost of living -- typically perceived as relatively low -- ranks as 7th worst out of 51 metros nationally.
transportation

Obama opposed exploring for energy in Alaska.
environment

The GOP budget plan would cut nearly a million jobs.

economy