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@jon_mellon Agreed about IVs from well-defined policy rules. That said, here is a "classic" Econ reference where I do believe the IV is valid (even though it is rainfall 😁) https://t.co/4e4q1E30uy
@jon_mellon Agreed about IVs from well-defined policy rules. That said, here is a "classic" Econ reference where I do believe the IV is valid (even though it is rainfall 😁) https://t.co/4e4q1E30uy