Pitching for high level of probity, Finance Minister P Chidambaram today said Indian capital markets are facing many concerns including low level of retail participations, which needed to be addressed urgently. Speaking at the 20th anniversary of National Stock Exchange (NSE) in Mumbai, he said, an ethics deficit could bring down the entire financial system as was seen in the past. Mr. Chidambaram said, we must demand the highest standards of probity from the owners and managers of financial markets infrastructure institutions. The statements comes in the backdrop of 5,600 crore rupee payment crisis at National Spot Exchange Ltd (NSEL). He further said rising volumes of rupee trade in NDF (Non-Deliverable Forward) market abroad is a major concern.Listing out other concerns like low retail participation, lack of financial literacy and financial inclusion, Chidambaram said such issues need to be addressed urgently. Improvement of financial sector competitiveness and optimal use of exchange infrastructure for investment classes are other areas, which need urgent attention, he added. On the ordinance giving more powers to SEBI, Chidambaram said if the Standing Committee does not submit its report by end of the current session, the government would have to promulgate the ordinance for the third time.