Ghanaian-born Kweku Adoboli lost $2 billion working for UBS bank. He tells us how, and why it could happen again. Also, Lucy Kellaway reveals her unlikely hero of plain-speaking, Show more
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Ghanaian-born Kweku Adoboli lost $2 billion working for UBS bank. He tells us how, and why it could happen again. Also, Lucy Kellaway reveals her unlikely hero of plain-speaking, Show more