What type(s) of performance attribution is your firm currently using, would want to use, or would not want to use?

1.What type(s) of performance attribution is your firm currently using?
2.What type(s) of performance attribution is your firm interested in using?
3.What type(s) of performance attribution is your firm NOT interested in using?
4.Please add any additional comments to each question as applicable on why your firm is choosing or not choosing certain attribution methods.