🔬 Discovery

Juglar cycle

Ciclo de Juglar

Date
1862 · confidence high
Place
Paris, France
Credited to
Clément Juglar
Field
Knowledge & symbols

What was discovered

Fixed-investment cycle of 7 to 11 years identified by Clément Juglar in economic activity, with fluctuations in fixed-capital investment distinct from shorter inventory cycles.

What it led to

  • Modern business-cycle theory
  • Distinction between Kitchin, Juglar and Kondratiev cycles
  • Spectral analysis of macroeconomic series
  • Recession-prediction models

Links

Sources✓ verified 2026-09-28