Chicago Mercantile Exch-ange (CME) has started the processes of switching from American style to European style exercise for its equity index options and implementing a number of other initiatives to bolster equity index options trading.
The move to european style options will be gradual, over the next several months, CME said. E-mini S&P 500 options, for example, will convert to european style in contract expiries after December. S&P...