This document defines and discusses different types of subsidies. It begins by defining subsidies as unrecovered costs of public services financed through government budgets. Subsidies are classified as either narrow or broad, with narrow subsidies being direct monetary transfers and broad subsidies including non-monetary impacts. The document then outlines various types of subsidies such as production, consumption, export, employment and environmental subsidies. It provides examples and discusses the economic effects and rationale for subsidies, as well as issues like overuse and fiscal deficits. Specifics about India's large subsidy expenditures on fuel, food and other areas are also covered.