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Right, after a run of evidently far too easy chart quizzes we are going to crank the difficulty up a few notches. Abandon hope all ye dorks who enter here.
Rules remain the same: recognize the three charts below and email us your answers by sunrise Monday, London time, for the chance to win an FT Alphaville exclusive T-shirt.
Please put “QUIZ” as the subject line; include your preferred T-shirt size; and say if you DON’T want to be identified should you be the winner.
Here are the charts:
