Showing 1 - 10 of 832
Persistent link: https://www.econbiz.de/10012516409
Persistent link: https://www.econbiz.de/10011498194
Persistent link: https://www.econbiz.de/10010419556
Persistent link: https://www.econbiz.de/10011279704
Persistent link: https://www.econbiz.de/10011282830
Persistent link: https://www.econbiz.de/10014383268
Persistent link: https://www.econbiz.de/10009735154
Missing data is a problem appearing ubiquitously across many fields and needs to be dealt with systematically. For multivariate time series data imputation can be a challenging problem. We consider the particular case of credit default swap time series, where missing data can pose a considerable...
Persistent link: https://www.econbiz.de/10012952951
In this paper we discuss the basic procedures for the implementation of multivariate statistical process control via control charting. Furthermore, we review multivariate extensions for all kinds of univariate control charts, such as multivariate Shewhart-type control charts, multivariate CUSUM...
Persistent link: https://www.econbiz.de/10014048172
Data revisions in macroeconomic time series are typically studied in isolation ignoring the joint behaviour of revisions across different series. This ignores (i) the possibility that early releases of some series may help forecast revisions in other series and (ii) the problems statistical...
Persistent link: https://www.econbiz.de/10013071473