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Should we ban high frequency trading?
We look at the mysterious and controversial world of ultra fast computer trading. Also a pilots' strike has grounded Lufthansa. And we look at a charity trying to help refugees in the Middle East and Africa by getting them to make kaftans.
Last on
Wed 2 Apr 2014
19:32GMT
大象传媒 World Service Online
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- Wed 2 Apr 2014 19:32GMT大象传媒 World Service Online