The interest bend is for the most part descending slanting, however for certain merchandise it is up inclining. Two such kinds of merchandise have been given denitions and names that are in like manner use: Veblen products, products which in light of style or flagging are more alluring at more exorbitant costs, and Giffen merchandise, which, by ideals of being second rate merchandise that assimilate an enormous piece of a customer's pay [e.g., staples like the exemplary illustration of potatoes in Ireland}, may see an expansion in amount requested when the cost rises, The explanation the law of interest is disregarded for Giffen products is that the ascent in the cost of the great has a solid pay impact, pointedly decreasing the buyingforce of the customer so he switches from extravagance merchandise to the Giffen great, e.g., when the cost of potatoes rises, the Irish worker can never again manage the cost of meat and eats more potatoes to cover for the lost