At the request of college and university colleagues, and the employers who hire talent from these campuses, since 2010 the Recruiting Trends survey has been including questions on the international student hiring process. In addition to information found in recent Recruiting Trends annual reports, below are a few papers addressing employers thoughts on hiring international students.
Global Hiring & U.S.-Educated Foreign Nationals (2011)
Employers Thoughts on International Students for Internships and Full-time Positions (2013)