This article is at least as old as 2011, since there was an MR discussion of it then: http://marginalrevolution.com/marginalrevolution/2011/09/the-magic-of-comp

This article is at least as old as 2011, since there was an MR discussion of it then: http://marginalrevolution.com/marginalrevolution/2011/09/the-magic-of-compound-interest.html http://marginalrevolution.com/marginalrevolution/2011/09/the...