Ch 3Money and Inflation — Class 12 Economics, concept-first.

Every modern economy runs on money — yet money itself is not wealth in the way a house or a machine is; it is only valuable because it is generally accepted in exchange for goods, services and the rep…

Money has changed form as economies have grown more complex. Broadly, its evolution runs from commodity money (a useful/scarce good itself used as money, e.g.

Inflation is a sustained, persistent rise in the general price level of goods and services in an economy over a period of time, which correspondingly reduces the purchasing power of a unit of money.

The causes of inflation are usually grouped on the demand side and the supply (cost) side, mirroring the demand-pull/cost-push distinction from the previous section.

Inflation does not affect everyone in an economy equally — it redistributes real income and wealth even when nominal incomes are unchanged, which is why its effects are best studied section-by-section…

Inflation is measured using a price index — a number that expresses the general price level in a given period relative to a chosen base year, whose index value is fixed at 100 by convention.

Deflation is a sustained, persistent fall in the general price level — the exact opposite of inflation. When prices fall, each rupee buys more than before, so the purchasing power of money rises.

Since inflation can originate on the demand side or the supply (cost) side, controlling it typically calls for a combination of monetary, fiscal and supply-side measures, chosen to match the underlyin…

Sample papers and previous-year board questions for this subject.