We develop novel forecasting methods for panel data with heterogeneous parameters and examine them together with …-sectional (N) and time (T) dimensions and varying degrees of parameter heterogeneity. We investigate conditions under which panel …

services at the patient's home. We use a unique data set, with a standard panel structure, recording the hours of service and …

In this paper we extend the concept of serial correlation common features to panel data models. This analysis is … panel data with autocorrelation present and by an increase in efficiency coming from pooling procedures. We propose …