The fall in the dollar, observed against the background of an increase in the national debt The United States, in the near future may have a positive effect on American stock market. But the final result will be very unfavorable for the country's economy. Warns about this billionaire investor Jeffrey Gundlach, incumbent Investment Director at DoubleLine Capital. Opinion investor, whose fortune is estimated at $ 2.1 billion, leads Reuters agency. Another point that Gundlach drew attention to is the indicators S&P 500 index: its growth after the March collapse is almost fully backed by several major players technology sector (Amazon, Apple, Google, Microsoft). Wherein the value of shares of most other companies included in the index, continues to lag significantly behind the prices that were in effect at the beginning of this of the year. Such a picture, supplemented by the convulsive buying of papers individual investors, is very similar to what was happening before the 1999 dot-com crash, Gundlach said.