This document discusses various aspects of inflation including: 1. It defines inflation as a persistent increase in prices and decline in purchasing power over time. Inflation occurs when demand outpaces supply or when costs of production increase. 2. It describes different types of inflation like money supply, demand-pull, cost-push, and built-in inflation. 3. It discusses effects of inflation like additional cash printing leading to currency instability and outlines measures to control inflation through monetary and fiscal policies. 4. It explains how India measures inflation through the Consumer Price Index and Wholesale Price Index and notes India's inflation rate was around 3.34% in 2020.