1: Commercial Bills and Private Sector Bonds are debt securities issued by banks or joint-stock companies to fulfill their financing needs. They may be issued as discounted/zero-coupon bonds or as coupon bearing bonds. The investor investing in Private Sector Bonds and Commercial Bills further assume the default risk of the issuer company.
Commercial Bills and Private Sector Bonds can be further traded in the secondary market.
2: Treasury Bills and Government Bonds are Government Domestic Borrowing Securities (GDBS) issued by Republic of Turkey Undersecretariat of Treasury. GDBSs with a maturity date less than 1 year are defined as Treasury Bills and the ones with a maturity date of 1 year or more are defined as Government Bonds. They can be further traded in the secondary market before maturity.