Asia markets slump, with tech shares weak By: MarketWatch December 18, 2011 at 19:52 PM EST Asia markets decline, with technology and retail firms weak, as European debt concerns again provide the backdrop to an expected quiet week of trading. Read More >> Related Stocks: Daiwa Securities Group Inc Harvey Norman Holdings Ltd Karoon Energy Ltd Nissan Motors ADR Nomura Holdings Inc Nomura Holdings Inc ADR Pioneer Corp ADR Sony Corp Woodside Energy Group Ltd