=giffen goods are mostly maent for show off while inferoir gods are maent for convinience
=demand for giffen goods goes up when their prices go up while demand for inferior goods remains constant...
Giffen goods.A Giffen good is a good whose consumption increases as its price increases. (For a normal good, as the price increases, consumption decreases.) Thus, the demand curve will be upward...
Proof that all Giffen goods are inferior goods but not all inferior goods are Giffen goods. A Giffen good is defined as dx/dp > 0 (i.e. quantity demanded increases with own-price). An inferior...