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When I edit a multi-line formula that needs marker alignment in Marker Alignment Math Cell, the cell doesn't work. The multi-line formula is not aligned with the marker \[EscapeKey]am\[EscapeKey]. I dont' know whether it's a bug of the software. ...
Let's have a look the result of calculating European call option's price. It's ok. In[24]:= FinancialDerivative[{"European", "Call"}, {"StrikePrice" -> 120, "Expiration" -> 30/365}, {"InterestRate" -> 0.03, ...
I think Mathematica is far behind Python. Since I have used Python, I seldom use Mathematica. Python is much more powerful than Mathematica in data processing.