Ideological intolerance in academia and the media has dramatically narrowed the range of ‘acceptable’ ideas, beliefs, and even topics of discussion. This can have a particularly deleterious effect on discussions relating to public policy. An example of this phenomenon was recently provided by the release of a landmark new study on race and economic mobility entitled “Race and Economic Opportunity in the United States: An Intergenerational Perspective.” The study was published by the Equality of Opportunity Project and produced by Stanford economist Raj Chetty, Harvard economist Nathaniel Hendren, and U.S. Census Bureau researchers Maggie R. Jones and Sonja R. Porter. Using a uniquely wide-ranging dataset, the researchers examined the individual income rank of almost all Americans now in their late 30s and compared them to their parents’ household income rank at the same age. Their findings revealed significant disparities in income between racial groups, some of which substantially persisted across generations. More about the study and its key findings can be read here, but by far the most significant finding was the stark gap in …