Murphy A. (2009) The smartest boys in the alley, early derivatives on the London stock market

October 24, 2009

Murphy, Anne L. (2009) Trading options before Black-Scholes: a study of the market in late seventeenth-century London. Economic History Review, 62/1: 8-30.

Picture 10

The ledger of the financial broker Charles Blunt contains the details of some 1,500 transactions realized between 1692 and 1695, about a third of which regard the then novel trade in equity options (p.9). The technique had arisen in the 1620s in the commodity market and was proving very useful in the decade following the Glorious Revolution, when some 100 joint-stock companies were floated in London  (p.10). During the boom of the early 1690s, it is likely that “several thousand derivatives were transacted each year”.

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