Definition: 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.
Input: Says the U.S. Postal Service has taken no taxpayer aid since 1971, funds operations entirely from the sale of stamps and related products and makes an operational profit year after year.

federal-budget