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HAOLUN TIAN


Active since 2019

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cumprod 11 period return,and require nan number in no more than 2.
Hello, I am calculate the momentun return for 16383 stocks. My data is 611*16383. I have those stock 611 month return. some st...

mer än 5 år ago | 1 answer | 0

1

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Question


sorting unique date by time.
hello, I have a n*3 data.(entire US stock data) each cloume date are: stock id, date, price. the date in in the second clou...

mer än 5 år ago | 3 answers | 0

3

answers