https://www.youtube.com/watch?v=H1SWLVhdpoE&list=PLenvxpXnXtt2DVuoxfZn2y2C0zdOEf2Sg&index=1
https://youtu.be/A0QWZygBkAI?list=PLenvxpXnXtt2DVuoxfZn2y2C0zdOEf2Sg
https://youtu.be/ejXEha9kia4?list=PLenvxpXnXtt2DVuoxfZn2y2C0zdOEf2Sg
투자의 기준점이없는분들한테 유용할거같네요 (저포함^^)