Account-1: @LIBREinitiative (Twitter)Account-2: @David_J_Bier (Twitter)Account-3: @LIBREinitiative (Twitter)Scholar: Bier, DavidDate: Wednesday, July 18, 2018Body: .@David_J_Bier reminds attendees that while U.S. immigration quotas have remained the same, America’s economy has doubled during the same time period.Link: https://twitter.com/LIBREinitiative/status/1019627427734130691Social Action: featured in a tweet