Chartered Accountant (CA) Question:

The social sciences are a group of academic disciplines that study human aspects of the world. They diverge from the arts and humanities in that the social sciences tend to emphasize the use of the scientific method in the study of humanity, including quantitative and qualitative methods.

Economics is clearly a human phenomenon. Even though some topics in economics, such as game theory, are used in the natural sciences and mathematics, economics remains a study of purely human phenomenon.