This document discusses inflation including its definition, types, causes, effects, measurement, and measures to control it. Inflation is defined as a sustained increase in prices or fall in the value of money. The main types are open, suppressed, galloping, and hyper inflation. Key causes include an increase in money supply and deficit financing. Effects include inefficiencies in markets and uncertainty discouraging investment. Inflation is primarily measured using the Consumer Price Index. Measures to control inflation involve monetary, fiscal, and other policies like increasing production and implementing price controls.