While both are income-producing, low rents and declining real-estate values mean that they barely break even.
虽然两栋房子能产生一定的收入，但较低的租金水平和下跌的房地产价格意味着他们很难做到收支平衡；
2
"Collateralized Debt Obligations" are securities based upon a portfolio of fixed income-producing assets, such as home mortgages.
担保债权凭证“是一种将有稳定收入流的固定资产组合，如住房抵押贷款打包而成的有价证券。”
3
They were principals of the now defunct company, which held the proceeds from sales of customers' income-producing property while customers purchased similar properties.