The author has revealed strong links between Juglar and Kitchin cycles of world product (1961 - 2013) and U.S. GDP (1798–2013), on the one hand, and the cycles of solar activity – on the other. On this basis, he developed a forecast deterioration in the global conjuncture in 2014–2015...

Subject matter of the research is the economic cycles of the world, national, and regional economies. Purpose of the work is to show their close relationship with the cycles of solar activity. The author used the methods of correlation and graphical analysis. It relies on the objectivity of the...