What are Multiple Times Series used for?
What is the GLS?
What is the GLS estimator?
What is contemporeaous exogeneity?
What happens if you contemporeaous exogeneity?
What is the Lag operator?
What is the difference operator?
What is the notation of an AR(1) process?
When is an AR(1) process stable? Why?
When is an AR(1) process stable? Why?
What is weak stability or weak stationarity? Why is this important?
What is a VAR(1) model?
When is a VAR(1) model stable?
What is the mean of a stable VAR(1) process?
What is the autocovariance of a stable VAR(1) process at lag h? Give the derivation.