Much of the hunger literature talks about how it is important to assure that people are well fed so that they can be more productive. That is nonsense. No one works harder than hungry people. Yes, people who are well nourished have greater capacity for productive physical activity, but well-nourished people are far less willing to do that work.
http://archive.today/2022.07.05-223722/https://www.un.org/en/chronicle/article/benefits-world-hunger