Sciences Po and Grandes Ecoles Entrance Practice · Economics and Society

Quantitative Economics

22 practice questions, each with the answer and an explanation.

Practise Quantitative Economics now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 22 questions

  1. The nominal interest rate is 8 % and inflation is 3 %. What is the approximate real interest rate?
  2. The price of a good rises by 4 % and the quantity demanded falls by 12 %. What is the absolute value of the price elasticity of demand?
  3. A country has a GDP of 600 billion euros and 20 million inhabitants. What is the GDP per inhabitant?
  4. A country has public debt of 3300 billion euros and a GDP of 3000 billion euros. What is the debt-to-GDP ratio?
  5. A country has 50 million people in the labour force and 5 million unemployed. What is the unemployment rate?
  6. A country has 30 million people in the labour force and 3 million unemployed. What is the unemployment rate?
  7. A country has a GDP of 2000 billion euros and 50 million inhabitants. What is the GDP per inhabitant?
  8. The nominal interest rate is 5 % and inflation is 2 %. What is the approximate real interest rate?
  9. The price of a good rises by 10 % and the quantity demanded falls by 5 %. What is the absolute value of the price elasticity of demand?
  10. A country has public debt of 1100 billion euros and a GDP of 1000 billion euros. What is the debt-to-GDP ratio?
  11. A country has a GDP of 900 billion euros and 30 million inhabitants. What is the GDP per inhabitant?
  12. A country has public debt of 900 billion euros and a GDP of 1500 billion euros. What is the debt-to-GDP ratio?
  13. A country's GDP rises from 60 to 75 billion euros. What is the growth rate (absolute value)?
  14. The nominal interest rate is 4 % and inflation is 1 %. What is the approximate real interest rate?
  15. A country's GDP rises from 90 to 108 billion euros. What is the growth rate (absolute value)?
  16. A country has 40 million people in the labour force and 4 million unemployed. What is the unemployment rate?
  17. A country has 25 million people in the labour force and 3 million unemployed. What is the unemployment rate?
  18. The price of a good rises by 10 % and the quantity demanded falls by 20 %. What is the absolute value of the price elasticity of demand?
  19. A country's GDP rises from 50 to 65 billion euros. What is the growth rate (absolute value)?
  20. A country has public debt of 1200 billion euros and a GDP of 2000 billion euros. What is the debt-to-GDP ratio?
  21. A country has a GDP of 450 billion euros and 15 million inhabitants. What is the GDP per inhabitant?
  22. A country's GDP rises from 400 to 340 billion euros. What is the growth rate (absolute value)?

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