Account-1: @IA_Forum (Twitter)Account-2: @CatoInstitute (Twitter)Account-3: @IA_Forum (Twitter)Scholar: CatoDate: Thursday, December 27, 2018Body: RT @CatoInstitute: For the first time in history, more than half of the world’s people are middle class. http://j.mp/2RIVQga Link: https://twitter.com/IA_Forum/status/1078302990463848448Social Action: featured in a tweet