Skip to content

9708 · 4.1

National income statistics

**National income** (4.1) underpins all **9708 AS macro analysis**. Examiners expect you to define **GDP and GNI**, explain **all three measurement approaches**, convert **nominal to real** figures, and evaluate **data limitations** — often in the same question.

Need to know

What you need to know

  • GDP measures the value of final output produced within a country's borders.
  • It is a key indicator of a nation's economic health and performance.
  • The three methods of calculation are the output, income, and expenditure approaches.
  • Governments use GDP data to formulate economic policy and forecast future trends.

Explanation

National income statistics

  1. GDP measures the value of final output produced within a country's borders.
  2. It is a key indicator of a nation's economic health and performance.
  3. The three methods of calculation are the output, income, and expenditure approaches.
  4. Governments use GDP data to formulate economic policy and forecast future trends.