The article includes the following graph
Its not clear, however, that comparing wealth to the 2007 peak makes sense. Consider the following graph of net worth from 1990 to 2012
The two graphs are not directly comparable. The lower one shows net worth of all households and non-profit organizations in billions of dollars. It is not adjusted for inflation or the number of households. Nevertheless, it illustrates the problem with the first graph. The build up in wealth from 2002 to 2007 was clearly above the trend. why woulkd it be reasonable to expect a return to that lelvel of wealth rather than a return to the trend. The current levels of net worth appears consistent with the longer term trend.