OLNEST

What you can own

Commercial paper

Short-term unsecured borrowing issued by large companies, usually maturing within nine months.

How it works

It is a cheap way for creditworthy companies to fund working capital, and a standard holding for money market funds.

The market can close abruptly in a credit crisis, which is precisely when the companies relying on it need it most.

More in What you can own

Educational reference only. Nothing here is investment advice or a recommendation to buy or sell anything, and tax treatment depends on your own circumstances and the country you are in.