CONSTRUCTING AN INDICATOR OF CONSUPTION FOR THE ANALYSIS OF POVERTY: PRINCIPLES AND ILUSTRATIONS WITH REFERENCE TO ECUADOR / HENTSCHEL, Jesko ; LANJOUW, Peter .- Washington: BM. World Bank , 1996 .- 1vol; 40pp; 27cms .-(LSMS Working Paper; 124) .- ISBN 0-8213-3584-7 .-