<p>This <a href="https://stats.stackexchange.com/questions/361065/when-is-the-aic-a-good-model-selection-criterion-for-forecasting-and-when-is-it?noredirect=1#comment678581_361065">post</a> has gotten 4 close votes. </p>

<p>I think the question is pretty clear, about the nature of AIC as model selection criteria for time series. A commenter requested that I include the code, and I did. But it's still getting close votes. </p>

<p>How can I improve it?</p>
