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...A paper by Jacques Lévy of the École Polytechnique Fédérale de Lausanne and others, using phone data, finds a “big surprise”: on average, there were about 5mn customers of non-French phone operators in...
...Jacques Longerstaey, who at the time was asked by then JPMorgan chairman Dennis Weatherstone to develop a single number metric to measure the bank’s risk, recently gave an interview to author and financial...
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