| http://www.w3.org/ns/prov#value | - Preliminary results suggest a 30 percent or so drop in median wealth over these three years. (3) Has the debt of the middle class increased over time, especially during the last three years of the current decade? (4) What are the time trends in home ownership and home equity and what has happened, in particular, from 2007 to 2010? (5) Have the rate of stock ownership and the value of retirement ac
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