For your note:
I agree. Mathematical finance is clearly over-used in finance. As an expert in mathematical finance, I have seen too many problems. The financial will always be far bigger ...
现在我觉得主要是如何合理的制定杠杆比例,数理金融在杠杆方面有研究优势。我一直是搞金融风险控制出身,对于金融脱离事业表示担忧。