A model that allows the estimation of the latent prices of animal proteins, vegetal proteins, fats and carbohydrates that come from staple food is developed. This research opens a path for developing food security models that take into account not only the calories intake but the nutritional...

Based on the data collected in the II survey of household budgets of 1997, this paper presents a description of the main relationship among the different qualitative variables by means of the correspondence analysis methodology. It also shows the application of the multivariable statistic...