Jack Bogle, founder of Vanguard Group, presented to investors interesting graph, which reflects the gradual breaking the link between the dynamics of indicators of stock market capitalization to GDP - on AMarkets materials.
Historical data show that over the past 20 years have seen a completely different and constantly changing nature of the relationship between the market value of the shares and an indicator of national well-being of the country, when compared to the previous seven decades. In the period 1929-1995 gg. the market value of the stock market was about half of GDP. Since 1995 to the present day value of an average of 22%.
And here is another interesting graph showing the idea that actions necessarily fall into recession. Study Joshua Brown and Michael batch file from Ritholtz WM shows that a lot of episodes of subsidence in the segment of US stocks could be observed in the moments preceding the economy sinking into recession. The graph shows the point when stocks generally rose during recessions, while all the concepts of classical economic theory, they should have to fall.