About this app

A replication of the Haghani and Dewey experiment of 2016, in which 61 finance students and young professionals were given real money and a coin biased 60/40 in their favour. Twenty-eight percent went bust and a third finished with less than they started. Bet any share of your stack you like, then see what a flat Kelly stake would have made on exactly the same sequence of flips. The edge is never the problem; the size is.