Economy News: Check here latest economic news, indian economy news, world economy news, trade news and latest economic news in India on Financial Express. Stay tuned for latest economy news. Economics is the social science that studies how people make choices about wealth, resources, and markets. Learn about the history, branches, and applications of economics from Britannica, the authoritative source of knowledge. An economy is a system of production and consumption activities that determine how resources are allocated among all of its participants. Learn how it works.