When does food stop being a luxury? Evidence from quadratic Engel curves with measurement error - Sourafel Girma; Abbi M. Kedir (The University of Nottingham, Centre for Research in Economic Development and International Trade (CREDIT), 2002)
Keywords: 330; Armut; Messung; Mikroökonomische Konsumfunktion; Nahrungsmittel; Äthiopien