Consider a panel data set and the following regression model. Yit Bo + B₁Xit + ++ Uit What do subscripts / and t refer to? O A. Subscripts i and tidentify different time periods. O B. Subscripts / and t identify the entity and time period respectively. OC. Subscripts i and t identify different individuals. O D. Subscripts i and t identify the time period and entity respectively.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The image presents a question regarding a panel data set and a regression model:

**Consider a panel data set and the following regression model:**

\( Y_{it} = \beta_0 + \beta_1 X_{it} + u_{it} \)

**Question: What do subscripts \(i\) and \(t\) refer to?**

Options provided:
- **A.** Subscripts \(i\) and \(t\) identify different time periods.
- **B.** Subscripts \(i\) and \(t\) identify the entity and time period respectively.
- **C.** Subscripts \(i\) and \(t\) identify different individuals.
- **D.** Subscripts \(i\) and \(t\) identify the time period and entity respectively.
Transcribed Image Text:The image presents a question regarding a panel data set and a regression model: **Consider a panel data set and the following regression model:** \( Y_{it} = \beta_0 + \beta_1 X_{it} + u_{it} \) **Question: What do subscripts \(i\) and \(t\) refer to?** Options provided: - **A.** Subscripts \(i\) and \(t\) identify different time periods. - **B.** Subscripts \(i\) and \(t\) identify the entity and time period respectively. - **C.** Subscripts \(i\) and \(t\) identify different individuals. - **D.** Subscripts \(i\) and \(t\) identify the time period and entity respectively.
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