Measuring the impact of an exogenous factor: An exponential smoothing model of the response of shipping to COVID-19.

Transp Policy (Oxf) · 2022 · PMC8805997 · PMID 35125683

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a decreasing trendno p-value reported

3.2 Influence of COVID-19 on the container transportation market The container throughputs in most port cities all presented a decreasing trend, but the extent of the decrease varied with cities.

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an increasing trendno p-value reported

The CCBFI values showed a gradually decreasing trend of approximately 0.6% in the first month after the lockdown (Level I response) in China, and an increasing trend began to appear earlier from the second month than that in the global market.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.