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It's not politics imo. My background is computer science (modeling), and quantitative analysis, and I spent a career doing this stuff, though not in this arena. Collecting and standardizing the input data is the hard part .... then designing the meaningful variables for the models, then the modeling and statistical analysis....
GIGO - garbage in, garbage out
Some things are universal.
The experts have been winging it with scant and bogus input from the git-go, but that's all they've had to go on.... jmho.
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