David Harper, CFA, FRM 

@davidharper
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Founder of Bionic Turtle, a financial EdTech company acquired by Leeds (bionicturtle.com). I've answered >20,000 queries in expert finance with a >99.50% favorable rating. Data scientist and investor (public, private, and RE).
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fintechie by David Harper, CFA, FRM
fintechie by David Harper, CFA, FRM
By David Harper, CFA, FRM
The technology of finance