Describe key obstacles minority groups and immigrants in the U.S. face presently concerning access to the larger political and economic institutions of U.S. society. Provide three additional examples of how discrimination and/or inequities exist between ethnic groups in the U.S. currently regarding sectors of the economy such as individual and household income and employment. In sum, what do such impediments tell us, generally at the group level, about life for minorities and immigrants in the U.S.?