Photo by BP Miller on Unsplash www.crosshyou.info This post is following of the above psot. In this post, let's test if there is serial correlation. Firdt of all, load lmtest package. All right, let's start with model1. p-value of lag resi…

Photo by Masako Ishida on Unsplash www.crosshyou.info This post is following of the above post. Which chountry has many observations? NZL has 22 observations. AUT, BEL, DNK, FIN, NOR and SWE have 16 observations. Let's see NZL data. We see…

Photo by Damien TUPINIER on Unsplash www.crosshyou.info This post is following of above post.Let's see which year has many observations. Okay, 2014, 2010, 2006 and 2018 have over 20 observations. Let's see those years more. First, emp dens…