Nutrient profiling classifies individual food products according to their nutrient content. According to the WHO (World Health Organization), validation is a key step in the development of a nutrient ...

This is a preview. Log in through your library . Abstract We use the models of cognitive psychology and the early literature on linear programming models to understand how experts organize their ...

I use linear programming models to define standardised, aggregate environmental performance indicators for firms. The best practice frontier obtained corresponds to decision making units showing the ...