Question: 6.9 Information matrix for MLE from circular CAR(1) process with nugget effect. Following on from Exercise 6.7, include a nugget effect in the CAR(1) model.
6.9 Information matrix for MLE from circular CAR(1) process with nugget effect. Following on from Exercise 6.7, include a nugget effect in the CAR(1) model. Recall that a CAR(1) process with regression parameter
???? and conditional variance ????2
???? can also be viewed as an AR(1) process with regression parameter ???? and residual variance ????2
???? . The parameters are related by?
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