To see the VI PC List History, pop right over to
The VI PC List History

And to see a bit of history for the price of investing in different stores, pop right over to
The (Recent) History of Investments

Or one of these sites-
Spiffy Pirate Dude
Redwall Printups and Downloads

For more info about VI, you can visit any of these places
Stuff that is coming in VI
VI Help
Compendiume of Historie

Or you can use this spiffy calculator, to calculate compound interest.
Compound Interest

Unfortunatly, that calculator is out of date because the bank interest thingy has changed. So here is a chart to help you figure out the optimum amount to put in the bank. I think it is correct, but I do not yet know.
Interest rate chart