For tourism decline: https://www.bloomberg.com/news/articles/2018-01-17/how-to-reverse-america-s-foreign-tourist-problem https://www.bloomberg.com/news/articles

For tourism decline: https://www.bloomberg.com/news/articles/2018-01-17/how-to-reverse-america-s-foreign-tourist-problem https://www.bloomberg.com/news/articles/2018-01-17/how-to-re... For college enrollment decline: https://www.nytimes.com/2017/11/13/us/fewer-foreign-students-coming-to-us.html https://www.nytimes.com/2017/11/13/us/fewer-foreign-students...