Robert Reich, Secretary of Labor under President Clinton, writes that "The top one-tenth of one percent of Americans now earn as much as the bottom 120 million of us." Wow. Here are some takes on this topic. Most are liberal and alarmist in outlook. They make a strong case. But the long list below - it's almost an archive - also has opposing viewpoints, conservative and libertarian. Plus one by a sociologist who maintains that rich people are more stressed and overworked than other people.