This video by Arif Irfanullah provides a very clear conceptual understanding of the portfolio risk and return concepts as a part of the CFA Level 1 syllabus. This video talks about:
- CAL vs. CML
- Risk and Return on the CML
- CML with Different Lending and Borrowing Rates
- Types of Risk
- Return Generating Models, such as Market model and Multifactor models.