Despite a series of economy data points that would seem to indicate that US growth has been slowing, investors may be waiting before they get worried. But if data comes in weak over the next two weeks, the wait could be over. "This week's going to be an interesting one, because the economic data that's come out has been a little goofy, and yet the market just keeps pushing higher here," said Brian Stutland of the Stutland Volatility Group. Indeed, the S&P booked only a slight loss in the past week, despite the fact that several important economic numbers have fallen short of expectations. Existing home sales in ... (full story)