With the Occupy Movement that recently took place on Wall Street and in other parts of the globe, a lot of attention has recently been given to growing income inequality. The 2008 United States financial crisis, the Great Recession, and the subsequent weak recovery have brought about a more serious focus on income inequality and the widening income gap between the top one percent and other groups. These events have brought about some social unrest and instability in American society perhaps not seen since the Great Depression. How much has the top 1 percent of households gained in terms of income versus the other 99 percent in the United States over the last 30 years or so? Mainstream economists and other social scientists point to various ...