This document discusses India's demonetization of 500 and 1000 rupee banknotes in November 2016. It provides background on demonetization, the rationale given by Prime Minister Modi for India's action including fighting corruption and black money. The short-term impacts included cash shortages, economic disruption and job losses. However, proponents argue it will boost formal economic activity and tax collection over the long run. The document also reviews demonetization efforts in other countries and debates the policy's costs and benefits.