In this video i would explained six legitimate factors that can help you to increase adsense earnings on youtube.
The question is, why do people get an increased in earnings whilst others have low earnings with the same views.
The answer is very simple, your CPM and RPM determine it all. RPM means Revenue Per Milli whilst CPM stands for Cost Per Milli. Youtube channels with lower RPMs and CPMs end up with low AdSense earnings.
For detailed explanation of RPM and CPM check this video from the link here https://youtu.be/mTt509CmFPA