This economist and an alphabetically later collaborator introduced the variables SOPEN (“SOH-pin”) and SXP (“S-X-P”), denoting openness to trade and resource intensity, in a 1995 paper attempting to explain slow economic growth in certain countries in the 1970s and ’80s. After writing a Vanity Fair profile on this economist, Nina Munk spent six years following his work, which she criticized in the book The Idealist. A book by this former director of the Earth Institute includes a seven-part checklist for making a “differential diagnosis” of the state of an economy. This economist advised Hugo Banzer (“OO-go bahn-SAIR”) to use price deregulation to combat hyperinflation in Bolivia. A 2005 book by this economist argues that “clinical economics,” including strategic development aid, could eliminate the “dollar-a-day” form of the title phenomenon by 2025. For 10 points, name this Columbia economist who wrote The End of Poverty. ■END■
ANSWER: Jeffrey Sachs [or Jeffrey David Sachs] (The collaborator in the first line was Andrew Warner.)
<Social Science>
= Average correct buzz position