Disadvantages of Benchmarks

Among the 7 primary types of benchmarks, can you list 1) the benchmarks which are not investable? 2) the benchmarks which may be ambiguous? ---------------------- Absolute Manager Universe Broad Market Index Style Index Factor Model Based Returns Based Custom Security Based ------------------------------ Disclaimer: this is an open question, I have no answer.

Not Investable: -Absolute Ambiguous - manager universe these are the only two that kind of stand out, this is a wild ass guess.

Not Investable Absolute Manager universe factor-model-based Ambiguous Style index

crap, i forgot about this stuff. Which study session is this a part of?

you dont know SAMURAI son, shame on you!!

S pecified in advance A bsolute M easurable U nambigous R epresentative of asset classes A ppropriate I nvestable

A reflective, accountable SAMURAI.