The 3 linked references in paper Christopher F. Baum, Hans Lööf, Andreas Stephan (2018) “Economic impact of STEM immigrant workers” / RePEc:boc:bocoec:962

  1. URL:http://www.jstor.org/stable/1913646
  2. Pekkala Kerr, S. & Kerr, W. R. (2013), ‘Immigration and employer transitions for
  3. URL:http://www.stata-journal.com/article.html?article=st0283