Business Cycle Study Notes

BUSINESS CYCLE – STUDY NOTES

Definition

• Business Cycle: Represents the fluctuations in economic activity over time, typically characterized by periods of expansion and contraction.

Main Movements

• Expansion (Upswing):

  • Recovery: The phase where the economy starts to grow from a recession.

  • Prosperity: The peak of economic activity where the economy is booming.

• Contraction (Downswing):

  • Recession: A period where economic activity declines.

  • Depression: A prolonged and severe downturn in economic activity.

Key Terms

• Upswing: Refers to an increase in economic activity.

• Downswing: Refers to a decrease in economic activity.

• Peak: The highest point of economic activity in the cycle, prior to a downturn.

• Trough: The lowest point of economic activity, prior to a recovery.

Length of Cycle

• Business cycles are measured either from:

  • Peak to Peak: Time duration from one peak to the next peak.

  • Trough to Trough: Time duration from one trough to the next trough.

Important Periods

• Peak to Trough: Indicates the downswing or contraction in the economy.

• Trough to Peak: Indicates the upswing or recovery in the economy.

• Boom: Refers to the period when economic activity is at its peak.

• Slump: Refers to the period when economic activity is at its trough.

Phases (Order)

1. Recovery: The initial phase where economic activity starts to increase again.

2. Prosperity (Boom): A period of rapid economic growth and abundance.

3. Recession: A notable decline in economic activity across various sectors.

4. Depression: A deeper and longer-lasting period of economic downturn.

Memory Trick

• To remember the order of phases, utilize the acronym RPRD:

  • R – Recovery

  • P – Prosperity

  • R – Recession

  • D – Depression