Kartik asked to see the full comparison of the last ten years in the stock market versus 1929-39. Here is the chart. The top line is the S&P500 index, adjusted for inflation, from first quarter of 1999 to the first quarter of 2009 (through today). The bottom line is the S&P 500, adjusted for inflation, from third quarter of 1929 (September to be exact) to the third quarter of 1939. In both cases the initial data point is set up to 1.