A "rare" London Underground £2 coin has been listed on eBay by a seller based in Great Yarmouth, Norfolk, for more than £8,000.

As with just about any asset, a coin's value is determined by its market demand. This means that coins in short supply often see higher demand -- and higher values. With coins, supplies are ...

You don't need to be a coin collector to have piggy banks stashed around your house filled with quarters, dimes, nickels or ...