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D F
  • Member for 6 years, 6 months
  • Last seen this week
  • U.S.A.
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I am a B.S. in Applied Math and Physics, M.S. in Economics, doing PhD in Economics now

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Top posts
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answer
7
Difference between E(Y) and E(Y|X) in regression
Feb 1, 2023
question
5
Likelihood ratio test for the Bernoulli parameter with one-sided hypothesis
Nov 20, 2019
answer
5
How is EMSE derived for causal trees in Athey and Imbens (PNAS 2016)?
Dec 5, 2022
answer
5
What are the undefined constants and functions in Stern's 2011 paper?
Aug 7, 2023
answer
5
Isn't strong ignorability an incorrect assumption in complex causal structures?
Aug 27, 2023
answer
5
OLS assumption, full rank of matrix $X$
Oct 10, 2023
question
4
Double Machine Learning: What kind of "naive" estimator do the authors use to get such a bias?
Aug 4, 2023
question
3
The minimal possible value of total sum of squares for linear regression
Feb 10, 2019
answer
3
Interview Question: Expected value of dice game where each subsequent roll determines number of dice sides
Aug 23, 2023
answer
2
If I draw the variable "m" from M~N(0, 1), then draw "x" from N(m, 1), what is the distribution of "X" (not X|M)
Aug 7, 2023
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8
the doubled "to" after "get used"
6
$n - \mathrm{rank}\,\ A \ge \mathrm{rank}\,\ A - \mathrm{rank}\,\ A^2$
5
Random variable with exponential distribution.
5
$a_1 = 1, a_{n+1} = \sin (a_n)$ Does the series $\sum a_n$ converge?