作者: J. H. Mulyo , Jamhari , M. A. Nasir
DOI: 10.1088/1755-1315/637/1/012049
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摘要: Applying the multivariate cointegration tests with daily prices during period August 15, 2019, to 11, 2020 (250 data), this paper examines whether in rice deficit market (Jakarta) are co-integrated surplus markets (Semarang and Surabaya) Research data is average price traditional Jakarta, Semarang, Surabaya The main focus on effect of implementing various programs policies relating controlling spread COVID-19 integration Java On March 02, 2020, first two cases Indonesia were confirmed as a dummy variable that we use regarding borders between regions restricting movement goods find domestic Jakarta - Semarang integrated both short-run long-run periods In short term, do not affect Java's One reason pandemic, supply chain's performance was still protected by government maintain stability for citizens © 2021 Institute Physics Publishing All rights reserved