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Barigozzi, Matteo and Moneta, Alessio (2016) Identifying the independent sources of consumption variation. Journal of Applied Economics, 31 (2). pp. 420-449. ISSN 1514-0326
Barigozzi, Matteo and Moneta, Alessio (2011) The rank of a system of Engel curves: how many common factors? Papers on economics and evolution (1101). Max Planck Institute of Economics, Jena, Germany.