Addressing COVID-19 outliers in BVARs with stochastic volatility

A Carriero, TE Clark, M Marcellino… - Review of Economics …, 2024 - direct.mit.edu
The COVID-19 pandemic has led to enormous data movements that strongly affect
parameters and forecasts from standard Bayesian vector autoregressions (BVARs). To …

Forecasting the Covid-19 recession and recovery: Lessons from the financial crisis

C Foroni, M Marcellino, D Stevanovic - International Journal of Forecasting, 2022 - Elsevier
We consider simple methods to improve the growth nowcasts and forecasts obtained by
mixed-frequency MIDAS and UMIDAS models with a variety of indicators during the Covid …

Real-time forecasting with a (standard) mixed-frequency VAR during a pandemic

F Schorfheide, D Song - 2021 - nber.org
We resuscitated the mixed-frequency vector autoregression (MF-VAR) developed in
Schorfheide and Song (2015, JBES) to generate macroeconomic forecasts for the US during …

Modeling macroeconomic variations after COVID-19

S Ng - 2021 - nber.org
The coronavirus is a global event of historical proportions and just a few months changed
the time series properties of the data in ways that make many pre-covid forecasting models …

The COVID-19 shock and challenges for inflation modelling

E Bobeica, B Hartwig - International journal of forecasting, 2023 - Elsevier
We document the impact of COVID-19 on inflation modelling within a vector autoregression
(VAR) model and provide guidance for forecasting euro area inflation during the pandemic …

[PDF][PDF] Do financial and non-financial stocks hedge against lockdown in Covid-19? An event study analysis

R Tao, CW Su, T Yaqoob, MIR Hammal - Economic research …, 2022 - hrcak.srce.hr
The novel Covid-19 virus has changed the dynamics of 'flight to safety'investment for various
economies. Thus, the hedging ability of the stocks must be revisited in the scenario of this …

Plasmonic photocatalytic nanocomposite of in-situ synthesized MnO2 nanoparticles on cellulosic fabric with structural color

Z Yousefzadeh, M Montazer, A Mianehro - Carbohydrate Polymers, 2024 - Elsevier
The textile industry produces 20% of the industrial water pollution containing toxic
substances mostly dyes. Reducing material consumption and develo** more efficient and …

[HTML][HTML] Nowcasting unemployment insurance claims in the time of COVID-19

WD Larson, TM Sinclair - International Journal of Forecasting, 2022 - Elsevier
Near-term forecasts, also called nowcasts, are most challenging but also most important
when the economy experiences an abrupt change. In this paper, we explore the …

The COVID-19 shock and challenges for time series models

E Bobeica, B Hartwig - 2021 - papers.ssrn.com
We document the impact of COVID-19 on frequently employed time series models, with a
focus on euro area inflation. We show that for both single equation models (Phillips curves) …

[HTML][HTML] Nowcasting the output gap

T Berger, J Morley, B Wong - Journal of econometrics, 2023 - Elsevier
We propose a way to directly nowcast the output gap using the Beveridge–Nelson
decomposition based on a mixed-frequency Bayesian VAR. The mixed-frequency approach …