Credit Suisse is pitching among US investors a new exchange-traded note (ETN) linked to the Bloomberg WTI Crude Oil Total Return Subindex SM. The new X-Links TM WTI Crude Oil Index ETN which is listed under the ticker symbol "OIIL" and began trading on NYSE Arca today, tracks a single commodity sub-index of the total return version of the Bloomberg Commodity Index SM. The index is intended to reflect the returns that are potentially available through an unleveraged investment in rolling West Te