Repo (Repurchase Agreement) buyers and sellers to price agreement on the date of the agreement to repurchase agreements Securities sold. Repurchas Agreement repurchase agreement, referring to sell securities at the same time, he agreed in a certain period to buy back the securities at a specified price. Conditional transaction, bonds traded in a transaction when there are additional provisions, set out after a certain period, by the dealer according to the established price to buy back or sell back. Due to a temporary delivery or obtain ticket underlying obligation, the conditions attached to the transaction can be further divided into repo transactions and sell it back attached two kinds. Repo transactions is provided by the dealer debt promissory notes in exchange for the customer's money, then buy a certain period agreed by the dealer, therefore a financing nature. As attached to sell back transactions are provided by the dealer