Eurodollars were still trading on the floor in the open outcry system, and a Parisian interloper called Euronext Liffe saw an opening.

FORBES: Up From the Pits

Watching his colleagues leave, Lavender has become an even louder and more passionate defender of the chaotic open outcry system that defined securities trading around the world for most of the past two centuries.

FORBES: Last Call

Harris also helped develop computer trading systems that seem certain to doom the open-outcry system for good, though the exchange is preserving both systems as long as demand is there.

FORBES: It's Not The Pits

While originally designed to protect regional exchanges from the NYSE, in practice it has protected the NYSE, with its floor-based open-outcry trading system, from new electronic exchanges.

ECONOMIST: The people’s lawyer strikes again | The

Privately, however, SIA attendees say what the merger really represents is the beginning of the end of the open-outcry auction system that makes NYSE and some other exchanges unique.

FORBES: Magazine Article