that was jed kolko of real estate site trulia dot com. the study also finds that fewer younger americans are moving, a trend tied to unemployment. its setting up to be a big week for ipos. among the companies: real estate company re/max. the housing market rebound could make this a stock to watch. its expected to begin trading wednesday, with the stock likely to price between 19 and 21 dollars. burlington coat factory is also expected to debut wednesday and hoping to sell 13-million shares between 14 and 16 dollars. and reports say sandwich chain potbelly will list on the nasdaq thursday, with shares expected to price between 9 and 11 dollars. humans are to blame for climate change, according to a report. the intergovernmental panel on climate change says global warming is 95 percent caused by man-made carbon dioxide emissions. the last two centuries are the warmest in the last 800 years. the study says global warming is resulting in extreme weather disasters, such tornadoes and floods. critics believe weather patterns are cyclical. the s