I found that study. It's pretty neat. https://www.rand.org/pubs/research_reports/RR1791.html https://www.rand.org/pubs/research_reports/RR1791.html (PDF link n

I found that study. It's pretty neat. https://www.rand.org/pubs/research_reports/RR1791.html https://www.rand.org/pubs/research_reports/RR1791.html (PDF link near bottom)