Stock market
A stock market was an organisation of people who bought and sold stocks.
In October 1929, the Wall Street stock market crashed, triggering the Great Depression across Earth. (TV: Daleks in Manhattan) The Depression lasted until the Second World War began in 1939. (PROSE: A History of Humankind [+]Loading...["A History of Humankind (novel)"])
Ferran read the Eighth Doctor's memory, and saw — among other things — stock market crashes as an example of evil on Earth. (PROSE: Father Time [+]Loading...["Father Time (novel)"])
The Sixth Doctor foiled a plot by the Tremas Master and the Usurians to take over the stock market and destabilise the Earth's economy. (PROSE: Business Unusual [+]Loading...["Business Unusual (novel)"])
The sudden disappearance of the Zenos Corporation in 1987 caused a stock market crash. (AUDIO: We Are The Daleks [+]Loading...["We Are The Daleks (audio story)"])