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A portfolio theory of defaultable bonds and its empirical validation
Schubert, Dirk A., (2004)
Crude oil futures and bond portfolio management : opportunities for intermarket cross hedging
Obi, C. Pat, (1997)
The handbook of fixed income securities
Fabozzi, Frank J., (2001)
A statistical approach to modeling the behavior of bond raters
Jackson, John D., (1988)
Are local TV markets separate markets?
Ekelund, Robert B., (2000)
A note on vertical integration and stock ratings of oil companies in the US
Edwards, Kenneth, (2000)