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railways and bubbles
Here's a strange pairing: Britain in the 1840s went mad for railways, and the craze behaved exactly like a bubble. Watch how a good idea turns into a mania.
Step one: the idea is genuinely good. Trains cut a journey from days to hours, so early investors in the first lines made real money. That is the spark.
Step two: everyone notices the profits. Share prices climb, newspapers cheer, and people buy not because of the timetable, but because the price is rising.
Here is the bubble itself. Prices race upward, far above what the lines could ever earn. By 1846 Parliament had approved hundreds of schemes, many with no route worth building.
Then comes the pop. Calls for more cash arrive, investors can't pay, and prices crash. Fortunes vanished. Yet here's the twist: the tracks stayed.
So the lesson in one picture: the technology was real, the price ran ahead of it, and when it popped, investors lost while the country kept its railways.
A bubble isn't a bad idea, it's a good idea priced as if the future had already arrived.