The twentieth century saw three long commodities bulls (1906–1923, 1933–1953, 1968–1982), each lasting an average of a little more than 17 years.
Jim Rogers, Hot Commodities
The first time I read about market cycles was in the book Hot Commodities by Jim Rogers. Rogers identifies three long-term secular commodity bull markets lasting approximately 17 years. The commodity markets are currently in a bull run that started in the late 1990s. Whether the gold price peaked in a speculative bubble in September 2011 and similarly oil in June 2008 is debatable. But what is clear is that there are cycles that run through the commodity markets and these cycles have a direct impact on the stock market.
The reason for these ...