Multiple Choice
What does non-stationarity mean?
A) Parameters of our data (such as the mean and variance) do not change over time
B) Parameters of our data (such as the mean and variance) do change over time
C) When time-series data are not influenced by their historical values
D) When time-series data are influenced by their historical values
Correct Answer:

Verified
Correct Answer:
Verified
Q1: What characterizes time-series cross-section data?<br>A) When we
Q2: Random effects is a weighted average between?<br>A)
Q3: What does it mean when we say
Q4: What are panel data?<br>A) Data containing one
Q5: What does lagging variables mean?<br>A) We use
Q6: What is the name of the statistical
Q7: Which model takes into account the time-varying
Q8: How is the time-invariant independent variables and