https://www.selleckchem.com/pr....oducts/n-butyl-n-4-h
Since COVID-19 was declared a pandemic, countries on the same pandemic trajectory have adopted very different lockdown strategies. Using data for over 132 countries, and employing an event-study design, this paper identifies the role of political, economic and institutional factors in explaining the differential timing and intensity of stringency measures undertaken.This study develops a theoretical model that highlights the determinants of actual social media (SM) usage for travel planning by combining theo
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