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CA Foundation · Business Economics · Business Cycles

Which of the following is an example of an EXTERNAL (exogenous) cause of business cycles?

A global oil price shock is an external cause because it originates outside the domestic economic system. Multiplier-accelerator interaction, inventory cycles and credit expansion arise from within the economy's own working, so they are classified as internal or endogenous causes of business cycles.

  1. AA sudden global oil price shock hitting an oil-importing economyCorrect
  2. BFluctuations in the multiplier-accelerator interaction
  3. CCyclical changes in inventory investment by firms
  4. DChanges in bank credit created by the economy's own boom

Explanation

Exogenous causes originate outside the economic system, such as wars, natural disasters, oil shocks and technology breakthroughs. The multiplier-accelerator interaction, inventory swings and credit expansion arise from within the economy, so they are internal causes.

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