Doz, Catherine; Giannone, Domenico; Reichlin, Lucrezia - In: Journal of Econometrics 164 (2011) 1, pp. 188-205
This paper shows consistency of a two-step estimation of the factors in a dynamic approximate factor model when the panel of time series is large (n large). In the first step, the parameters of the model are estimated from an OLS on principal components. In the second step, the factors are...