Let's see - my all time favourite:
How about 'Henry Ford' ?
-or-
The Wright Brothers ?
The list is LONG - and millenia old.
I would definitely call Joseph (as in: coat of many colours) a world class 'speculator' in wheat commodities.
*w*

Finally, brethren, whatsoever things are true, whatsoever things are honest, whatsoever things are just, whatsoever things are pure, whatsoever things are lovely, whatsoever things are of good ...