Registration Strip Icon for smarter Trade smarter, not harder: Unleash your inner pro with our toolkit and live discussions.
Search for a Term:

What is Half-life?

Definition of Half-life

The point in the life of a mortgage-backed security guaranteed or issued by the Government National Mortgage Association, the Federal National Mortgage Association or the Federal Home Loan Mortgage Corporation when half the principal has been repaid.
Do you have a question that has not yet been answered? Let us know.
Tel: +44 (0) 203 8794 460 or Email: support@advfn.com

FTSE 100 Index

FTSE 100 Index intraday chart

Gulf Keystone

Gulf Keystone Chart
 GKP Chart  GKP Chat
 GKP Share Price  GKP Level 2
 GKP Info  Free ADVFN account

Top Investment Questions

Your Recent History

Delayed Upgrade Clock