Ironman at Political Calculations predicted the level of S&P 500 in June 2009: between 935 and 955. This is the average of stock prices for the month of June. This is an independent estimate which is very close to that given in our previous post. We prefer to predict monthly close S&P 500.
In principle, our predictions for 2009 are close, as I found in April 2009 in the lost blog "Inflation in the USA" .
My prediction was simple: an avearge monthly increment of 80 units of index from March 2009 to April 2010:
and Ironman's investigation in presented here.