Questions about economics that economists can’t answer

or, What can and cannot be predicted. The general prospects are clear. Trumpanyahoo’s illegitimate war against Iran has thrown the global economy into disarray. No-one seriously doubts the prospect of global economic crisis, but no-one can say how deep it will go, not only because that depends on how long it goes on, but also because economic forecasting is inherently unreliable. The question is…