According to the reportofEconomic Times on January16th, "Anti-price-fixing provisions" and "anti-pricemonopolylaw enforcementproceduralrequirements" will beimplementedon February1, 2011.
Stockmarkets obey a type of power law when the number of daily price-swings of1% is, say, eight times the number of days seeing a 2% move, which is in turn eight times the number of 4% days.