Media type: E-Article Title: The Economic Consequences of Migration.Julian L. SimonFriends or Strangers: The Impact of Immigrants on the U.S. Economy.George J. Borjas Contributor: Cohen, Yinon Published: University of Chicago Press, 1991 Published in: American Journal of Sociology, 96 (1991) 5, Seite 1304-1307 Language: English DOI: 10.1086/229678 ISSN: 1537-5390; 0002-9602 Keywords: Sociology and Political Science Origination: Footnote: