Translate the following English sentence to French:
"I would like to insist on this point because I feel that there is concern among consumers that the creation of the single market is resulting in less importance being attached to product quality."
Je voudrais insister parce que je pense que les consommateurs s' inquiètent de ce que l' instauration du marché intérieur entraîne une baisse de la valorisation de la qualité des produits.