Luxury goods in the world (Luxury) is defined as "a people's survival and development needs beyond the scope, has a unique, scarce and rare characteristics of consumer goods".
Non life necessities. Luxury goods, in economics, refers to the highest value / quality relationship.
From another point of view, luxury and value of intangible / tangible value relationship of the highest ratios. Luxury consumption is a high-end luxury consumption behavior, the word itself is not derogatory.
Chinese is one of the world's largest market for luxury consumption in 2010, Chinese consumers bought $10 billion 700 million of luxury goods, accounting for 1/4 of the global market for consumer goods.