Global economic theory significantly impacts understanding India's economy for UPSC candidates. Concepts such as macroeconomics, microeconomics, and international trade help candidates analyze economic policies and their implications. Knowledge of economic theories informs candidates on key issues like fiscal policy, inclusive growth, and sustainable development. This understanding supports an informed interpretation of reforms and economic challenges facing the nation. Effectively relating global theories to India's context enhances analytical capabilities, essential for both written examinations and interviews.