Economist Quotes and aphorisms about sell Ha-Joon Chang ,, A lot of things that we cannot buy and sell in markets used to be totally legal objects of market e... Arthur Laffer Lawrence Summers Muhammad Yunus Nouriel Roubini ,, I believe investors should invest for the long run, so I don't buy and sell. I usually maintain the... Arancha Gonzalez ,, In the ten years leading up to 2013, quinoa prices nearly tripled on the back of skyrocketing inter... Angus Deaton Martin Feldstein Steve Hanke Eleni Zaude Gabre-Madhin