Why not both? And in some cases you don't even need to corner the market - just abuse your adversaries' psychology. For example, Canada, was sending tons of P

Why not both? And in some cases you don't even need to corner the market - just abuse your adversaries' psychology. For example, Canada, was sending tons of PPE to China in February. [1] This turned out to be an awful decision and Canada was caught in a terrible shortage weeks later. China gladly sold PPE to Canada though. [1] https://www.canada.ca/en/global-affairs/news/2020/02/canada-supports-chinas-ongoing-response-to-novel-coronavirus-outbreak.html https://www.canada.ca/en/global-affairs/news/2020/02/canada-...