Tax on posh goods won't narrow the rich-poor gap

China's market for luxury goods grew 12 percent in 2009, reaching $9.6 billion and accounting for 27.5 percent of the global market share, according to a recent report by Bain & Co, a management consulting firm.

Within five years, the Chinese market for pricey products could reach $14.6 billion, ranking it top of the global consumption of luxury goods.

In response, many experts rekindled a push to impose an extra tax on some luxury goods to address the unfair distribution of social resources "to a certain extent".