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Une étude sur la demande de margarine a permis de mettre en évidence les résultats suivants :l'élasticité prix de la demande de margarine est égale à -0,01, alors que son élasticité revenu est égale à -0,16.D'autre part, l'élasticité prix croisée de la demande de margarine par rapport au prix du beurre est égale à 1,01 alors qu'elle est égale à -0,46 par rapport au prix des buns (biscuits traditionnels anglais). A partir de ces informations, vous pouvez déduire que pour les consommateurs :Veuillez choisir une réponse.a.la margarine est un bien de Giffenb.une hausse du prix de la margarine provoque une augmentation de la demande de bunsc.la margarine est un bien inférieurd.le beurre est un bien complémentaire à la margarine

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