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Re:A world grain shortage puts tens of millions at risk by jka on Saturday May 21, 2022 @07:02PM (#31462953)
Do you mean something like a "causal loop diagram" as mentioned in this article? https://www.transentis.com/understanding-the-beer-game/en/

(albeit at a larger scale and with more products and filter-by-country)

Re:A world grain shortage puts tens of millions at risk by ggm on Saturday May 21, 2022 @08:03PM (#31463479)
That's probably part of it, yes.

During peak covid vaccine ramp up, special plastic bags used in vaccine production were single source. So were the lipids and the factory to encapsulate the vaccine.

We saw mask and gown shortage, oxygen shortage, needle shortage.