You’ve answered your own question though. When there is a shortage a herd mentality kicks in which makes people hoard.
It’s a mixture of self preservation (and the desire to provide for loved ones) and fear of the unknown. Having some sort of control can be helpful when nothing else is predictable- even if it’s just control over stocks of pasta or loo roll.
How do you acknowledge Easter.
Is anyone interested in the terror attack in Moscow?
Exploratory Essay Help: Navigating the Uncharted Territory of Writing