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Phil Nguyen's user avatar
Phil Nguyen's user avatar
Phil Nguyen
  • Member for 3 years, 2 months
  • Last seen more than a week ago
  • New Zealand
0 votes
0 answers
35 views

Asking for citation that not all investor can access to borrow at a risk-free rate?

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1 answer
36 views

How to visualize when the signs of two subsamples are opposite and example? (Simpson Paradox)

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1 answer
109 views

What should we do if we find the anticipation effect?

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1 answer
555 views

How to explain the meaning of the coefficient of interest of Difference-in-Differences?

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25 views

How can we choose the appropriate significance level to interpret based on sample sizes?

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19 views

Whether companies and consumers are in-group and out-group in misperception?

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1 answer
24 views

Why the significance level of variables of interest decrease in subsampling?

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1 answer
207 views

When should we exclude an independent variable out of the regression?

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1 answer
138 views

Is there any reason to test Difference-in-Differences if paralell trend is weakly violated?

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2 answers
388 views

What are the benchmarks for parallel trend test in Difference-in-Differences?

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1 answer
72 views

What does "unrestricted treatment effect heterogeneity" mean?

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2 answers
145 views

Is there any source talking about some stock behave similar to Gamestop from 12/2020 to 2/2021?

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1 answer
52 views

What is the difference between controlling for exchange rate change and inflation?

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1 answer
120 views

What are the hypothesis and results explaination of joint null test?

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1 answer
89 views

Is cost for "discount for early payment" is opportunity cost?

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2 answers
126 views

Curiousity the validity of an example of normative, positive and consumer surplus?

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1 answer
50 views

Why West Virginia is one of the least-vaccinated states in the country due to cash giveaway announcement?

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1 answer
27 views

Why joint null test have less power when there are more coefficients involve?

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21 views

How many leads we use for parallel trends testing in daily data (difference-in-differences)?

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51 views

Type I and Type II errors examples to clarify the definition in economics and finance [duplicate]

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1 answer
58 views

Subsampling result explanation?

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1 answer
32 views

What is social science and discussion about Type II error preference?

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32 views

Adding interaction and its elements into an equation confusion?

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2 answers
118 views

Is there any restriction for numerator of variance calculation for population?

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49 views

How many subsample ways we normally have?

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1 answer
156 views

Asking for some geopolitical variables suggestion

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2 answers
13k views

What are the difference between industry fixed effects and industry*year fixed effects?

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2 answers
998 views

Have you ever seen any paper controlling for firm, industry, and year fixed effect at the same time?

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2 answers
126 views

What does "unit level" mean?

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1 answer
33 views

Asking for subsample test approaches