bigfuedyk

une transformation chimique permettrait elle d obtenir dessubstances simples a partir du sodium

Définir l’élément chimique.

What is flexible pricing so important? Consider your approach to handling a shortage and surplus if you were a store manager. Using a recent purchase that you had to make, explain how the law of demand applies. 
Also remember to use keywords such as consumer surplus, equilibrium, factors of production, inputs, Law of demand, normal good, surplus, short gate, price floor, etc