Talk:Item/@comment-86.38.202.231-20131123145609

I believe additional piggy banks gold generated increase by 1$ per stack, but instead of generating 3$ per 3 seconds on 3 stacks, it reduces the time between the $ granted.

Source: Had 5 piggy banks, was generating almost 2 gold per second (1 gold per 0.6seconds was the actual generation rate)

-blitZ