Arbeitspapier

Forecasting Swiss exports using Bayesian forecast reconciliation

This paper conducts an extensive forecasting study on 13,118 time series measuring Swiss goods exports, grouped hierarchically by export destination and product category. We apply existing state of the art methods in forecast reconciliation and introduce a novel Bayesian reconciliation framework. This approach allows for explicit estimation of reconciliation biases, leading to several innovations: Prior judgment can be used to assign weights to specific forecasts and the occurrence of negative reconciled forecasts can be ruled out. Overall we find strong evidence that in addition to producing coherent forecasts, reconciliation also leads to improvements in forecast accuracy.

Language
Englisch

Bibliographic citation
Series: KOF Working Papers ; No. 457

Classification
Wirtschaft
Multiple or Simultaneous Equation Models: Time-Series Models; Dynamic Quantile Regressions; Dynamic Treatment Effect Models; Diffusion Processes; State Space Models
Forecasting Models; Simulation Methods
General Aggregative Models: Forecasting and Simulation: Models and Applications
Subject
Hierarchical Forecasting
Bayesian Forecast Reconciliation
Swiss Exports
Optimal Forecast Combination

Event
Geistige Schöpfung
(who)
Eckert, Florian
Hyndman, Rob J.
Panagiotelis, Anastasios
Event
Veröffentlichung
(who)
ETH Zurich, KOF Swiss Economic Institute
(where)
Zurich
(when)
2019

DOI
doi:10.3929/ethz-b-000354388
Handle
Last update
10.03.2025, 11:42 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Eckert, Florian
  • Hyndman, Rob J.
  • Panagiotelis, Anastasios
  • ETH Zurich, KOF Swiss Economic Institute

Time of origin

  • 2019

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