Earlier in the day, Twitter gave a few users rather than executives the opportunity to ring the NYSE's opening bell. The users included actor Patrick Stewart, who played Captain Jean-Luc Picard in "Star Trek: The Next Generation"; Vivienne Harr, a 9-year-old girl who ran a lemonade stan...
"Heightened leverage may help to explain high equity valuations, as cheap money allows margin purchases of stocks: client margin balances at NYSE dealers stand at 2.6 percent of total S&P 500 market cap, at the upper end of their 1.4 percent to 2.9 percent range since 2000," said Garcia. "...