Very interesting read from the Bonddad Blog
http://bonddad.blogspot.com/2014/03/a-thought-for-sunday-society-is-most.html
I have never heard of the Kondratiev cycle but it does sound like a good theory.
http://bonddad.blogspot.com/2014/03/a-thought-for-sunday-society-is-most.html
I have never heard of the Kondratiev cycle but it does sound like a good theory.