Abu Dhabi yesterday informed about selling $7 billion worth of bonds in the third major sale this month, aimed at countering declining oil prices. The transaction contained three tranches: a $2 billion five-year tranche, a $2 billion 10-year segment, and the third tranche of $3 billion aging after 30 years. Recently, Saudi Arabia raised $7 billion in a bond sale, while Qatar sold-out $10 billion worth of bonds.