Community Profile

photo

HAOLUN TIAN


2 2019 年以降の合計貢献数

HAOLUN TIAN's バッジ

  • Thankful Level 1

詳細を表示...

貢献した分野
表示方法

質問


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...

1年以上 前 | 1 件の回答 | 0

1

回答

質問


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...

1年以上 前 | 3 件の回答 | 0

3

回答