Development is a branch of economics that focuses on improving fiscal, economic, and social conditions in developing countries. Development economics considers factors such as health, education, working conditions, domestic and international policies, and market condition with a focus on improving conditions. It defines basic concepts like development, literacy rate, IMR, HDI, per capita income, and sustainable development. Assess different perspectives of development, interpret the various indicators of development, compare economic and non-economic indicators of development, and analyse the merits and demerits of PCI as a development indicator. It will also identify the significance of sustainable development.