Definition: Cubic-spline interpolation

Category: Temporal disaggregation

Method of fitting a curve through a set of points from which it is then possible to derive a higher frequency series. http://ec.europa.eu/eurostat/product?code=KS-06-18-355&mode=view
Source:
Eurostat, "ESS guidelines on temporal disaggregation, benchmarking and reconciliation", 2018 Edition, Luxembourg, 2018
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