Daily Archives: June 9, 2013


The 50-day Puzzle – 8 June 2013 3

Hurst’s Principle of Variation tells us to expect that cycle wavelengths vary from their average length, resulting in a dynamic and constantly changing cyclic model. Hurst never discussed by how much a cycle wavelength can vary, and there are times when we cannot say for certain what the magnitude of a particular trough is. There […]