Statistical Methods, Regression, and Tax-Aware Returns

Free CAIA Level II lesson in Methods and Models. 37 min read, ~5,549 words.

PCA outputs factor loadings and eigenvalues; each eigenvalue divided by the sum of eigenvalues gives that component's percent of variance explained. PCA differs from factor analysis in model assumptions, loading stability as factor count changes, and single-security identification; factor analysis requires factors driving at least two securities. Multicollinearity produces inaccurate...

Read the full lesson, free →
Worked examples and practice. Free with a free account, no card.

What this lesson covers

Learning objectives

Browse all free CAIA Level II lessons or jump into free CAIA Level II practice questions.