Travassos, Guilherme Fonseca, and Alexandre Bragança Coelho. “The Issue of Weak Separability in Demand Systems Estimation: An Application to the Demand of Meat in Brazil”. Economia Aplicada 19, no. 3 (September 19, 2015): 507–539. Accessed July 16, 2024. https://revistas.usp.br/ecoa/article/view/106045.