IAS4Sure Daily Notes 17 August 2018By IAS4Sure / August 22, 2018 GS 3 Economy in 2018-19 : Financial Projections Prelims National Payments Corporation of India (NPCI) Unified Payment Interface (UPI) Laser Interferometer Gravitational-wave Observatory (LIGO) Bhitarkanika National Park Keoladeo Bird Sanctuary Lohagarh Fort Millets