This document discusses inflation trends and effects in India. It defines inflation as a sustained increase in the general price level. Inflation is measured through the wholesale price index (WPI) and consumer price index (CPI) in India. The WPI tracks weekly wholesale price movements across 435 commodities, while the CPI measures average consumer goods and service prices. Effects of inflation include an inefficient market, hoarding of commodities, discouraging investment and saving, and impacts on income, imports, and exports.