Garay, Urbi; Horst, Enrique ter; Molina, German; … - In: Econometrics : open access journal 4 (2016) 1, pp. 1-23
We define a dynamic and self-adjusting mixture of Gaussian Graphical Models to cluster financial returns, and provide a new method for extraction of nonparametric estimates of dynamic alphas (excess return) and betas (to a choice set of explanatory factors) in a multivariate setting. This...
