CME slams potentially stricter position limit rules

The chief executive of one of the world's largest derivatives exchanges, the CME Group, has hit back at proposed permanent restrictions on position limits, saying that the company has sufficient monitoring methods.

Position limits are incorporated in the US Commodity Futures Trading Commission's (CFTC) implementation of the Dodd-Frank Wall Street Reform and Consumer Protection Act, as well as in some European proposals.

"It is a concern and my fundamental point is that position limits are just