I discussed whether zero needs to be included on all scales in a recent post, ending by saying, “Not including zero in the baseline is one way to exaggerate a trend for those who don’t read labels ...
https://www.thehindubusinessline.com/portfolio/big-story/nifty-50-dow-jones-smallcap-and-midcap-indices-how-ratio-analysis-can-be-an-useful-tool-in-identifying ...