Federal judge rules more study required before position limits are imposed.

Commissioner cites inconsistency in some regulations.

Commissioner argues the CFTC should defer to comparable international regulations.

Under proposal, trades between units of the same company would not have to go through clearinghouses.

Peregrine Funds $200 mln in missing funds renews scrutiny of regulator.

As regulations kick in, 30,000 firms may qualify for end-user exemption.

Definition triggers almost 20 reporting, clearing, trading and record-keeping rules.

Regulators decision this week on how to define swaps will trigger cascade of changes.