Economics video analysis

https://www.youtube.com/watch?v=VXI_ADnp22c&list=PLRZf05zFBLXIKLD3blbnnFIv85OesJaKc&index=1
1.Please write one or two reasons from the video about how it is difficult to measure economic data?

2.What were the two different measures of inflation referenced in the video?

find the cost of your paper