Credit Suisse Asset Management Income Fund Inc is a closedended fixed income mutual fund launched and managed by Credit Suisse Asset Management LLC The fund invests in the fixed income markets of the United States It primarily invests in high yield corporate debt such as bonds and debentures that are rated Baa or lower by Moodys or BBB or lower by SP The fund benchmarks the performance of its portfolio against the BofA Merrill Lynch US High Yield Master II Constrained Index Credit Suisse Asset Management Income Fund Inc was formed on February 11 1987 and is domiciled in the United States