India's Finance Minister Palaniappan Chidambaram

India's Finance Minister Palaniappan Chidambaram

Tomohiro Ohsumi/Bloomberg

Benchmark 10-year bond yields have slid 23 basis points in 2013 to 7.82 percent as Palaniappan Chidambaram, India's finance minister, seen here, strives to preserve India’s investment-grade rating.