Questions / Quant research, Data & feature research
Fill a missing value in time
January’s value 50 is published February 3; February’s value 52 is published March 3. What value is known on February 20?
Answer it in the app It's free. You get hints, a second try if you miss, and a follow-up question.
Show the answer and worked solution
Answer: 50 index units
- On February 20 only the January release is public.
- Forward-carry it from its publication date.
- The known value is 50.
Interview shortcut. Only January’s release is public: 50.
Takeaway. Forward-fill from release times, not period dates.
In the app this has a follow-up where one thing about the setup changes. Try the follow-up.