They have helped to feed people and they are safe. Here's a brief look at the evidence.
Development Economics course: http://mruniversity.com/courses/development-economics-0
Ask a question about the video: http://mruniversity.com/courses/development-economics/gmos#QandA
Next video: http://mruniversity.com/courses/development-economics/land-reform-india-0
Help us caption & translate this video!
http://amara.org/v/GjWA/
Continue this lesson in the app
Install CourseHive on Android or iOS to keep learning while you move.
