This dissertation critically examines the impact of public policies in the fields of development economics and energy and environment economics. The first two chapters study the impact of two different nation-wide policies on child development in India. The third chapter demonstrates how an inefficient fuel allocation policy leads to power outages in India. Chapter 1 (co-authored with Karen Macours, Paris School of Economics) studies the impact of women's political empowerment in the form of reserved seats in local government on long-term child outcomes. We find that having a women legislator in early years of a child's life improves the health and nutritional environment in-utero and during the first few years of life, and this leads to ...